{"title":"Spa Filters: Replacement Cartridges - Filbur 4\" Outside Diameter Cartridge","description":"","products":[{"product_id":"fc-0122","title":"Filbur FC-0122 4CH-19 PSG13.5P4 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eFilbur FC-0122 4CH-19 PSG13.5P4 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, built for systems that use this specific Filbur cartridge style. The listed cross-reference details include 4CH-19 PSG13.5P4, which can help match the cartridge to the filter currently in service. It is intended to help restore steady filtration by trapping debris, body oils, and suspended particles as water moves through the filter housing. When an old cartridge becomes worn, stained, collapsed, or difficult to clean, replacing it can help improve circulation and support cleaner, clearer water.\u003c\/p\u003e\u003cp\u003eThis cartridge is a practical maintenance item for spas, hot tubs, and pool applications where the correct size and end-cap style are required. Always compare the part number, cartridge length, outside diameter, inside diameter, and end configuration with the filter being replaced. Regular rinsing and periodic replacement help reduce strain on the pump, maintain water flow, and keep the sanitizer working more efficiently.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement Filbur Manufacturing spa\/pool filter cartridge for compatible filtration systems\u003c\/li\u003e\n\u003cli\u003eUse part number and cross-reference markings to verify fit before ordering\u003c\/li\u003e\n\u003cli\u003eHelps capture dirt, debris, oils, and fine particles during normal circulation\u003c\/li\u003e\n\u003cli\u003eSupports improved water clarity and more consistent filter performance\u003c\/li\u003e\n\u003cli\u003eIdeal for routine maintenance when the existing cartridge is worn or hard to clean\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243560784,"sku":"FC-0122","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/4ch19.jpg?v=1486185231"},{"product_id":"fc-0124","title":"Filbur FC-0124 4CH-920 PHC25 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eFilbur FC-0124 4CH-920 PHC25 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, built for systems that use this specific Filbur cartridge style. The listed cross-reference details include 4CH-920 PHC25, which can help match the cartridge to the filter currently in service. It is intended to help restore steady filtration by trapping debris, body oils, and suspended particles as water moves through the filter housing. When an old cartridge becomes worn, stained, collapsed, or difficult to clean, replacing it can help improve circulation and support cleaner, clearer water.\u003c\/p\u003e\u003cp\u003eThis cartridge is a practical maintenance item for spas, hot tubs, and pool applications where the correct size and end-cap style are required. Always compare the part number, cartridge length, outside diameter, inside diameter, and end configuration with the filter being replaced. Regular rinsing and periodic replacement help reduce strain on the pump, maintain water flow, and keep the sanitizer working more efficiently.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement Filbur Manufacturing spa\/pool filter cartridge for compatible filtration systems\u003c\/li\u003e\n\u003cli\u003eUse part number and cross-reference markings to verify fit before ordering\u003c\/li\u003e\n\u003cli\u003eHelps capture dirt, debris, oils, and fine particles during normal circulation\u003c\/li\u003e\n\u003cli\u003eSupports improved water clarity and more consistent filter performance\u003c\/li\u003e\n\u003cli\u003eIdeal for routine maintenance when the existing cartridge is worn or hard to clean\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243561488,"sku":"FC-0124","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/4CH920.jpg?v=1486185233"},{"product_id":"fc-0125","title":"Filbur FC-0125 4CH-20 PVT25W\/PAD Spa\/Pool Filter Cartridge","description":"\u003cp\u003eFilbur FC-0125 4CH-20 PVT25W\/PAD Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, built for systems that use this specific Filbur cartridge style. The listed cross-reference details include 4CH-20 PVT25W\/PAD, which can help match the cartridge to the filter currently in service. It is intended to help restore steady filtration by trapping debris, body oils, and suspended particles as water moves through the filter housing. When an old cartridge becomes worn, stained, collapsed, or difficult to clean, replacing it can help improve circulation and support cleaner, clearer water.\u003c\/p\u003e\u003cp\u003eThis cartridge is a practical maintenance item for spas, hot tubs, and pool applications where the correct size and end-cap style are required. Always compare the part number, cartridge length, outside diameter, inside diameter, and end configuration with the filter being replaced. Regular rinsing and periodic replacement help reduce strain on the pump, maintain water flow, and keep the sanitizer working more efficiently.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement Filbur Manufacturing spa\/pool filter cartridge for compatible filtration systems\u003c\/li\u003e\n\u003cli\u003eUse part number and cross-reference markings to verify fit before ordering\u003c\/li\u003e\n\u003cli\u003eHelps capture dirt, debris, oils, and fine particles during normal circulation\u003c\/li\u003e\n\u003cli\u003eSupports improved water clarity and more consistent filter performance\u003c\/li\u003e\n\u003cli\u003eIdeal for routine maintenance when the existing cartridge is worn or hard to clean\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243565904,"sku":"FC-0125","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/4ch20.jpg?v=1486185234"},{"product_id":"fc-0126","title":"Filbur FC-0126 4CH-925 PSANT20 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eFilbur FC-0126 4CH-925 PSANT20 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, built for systems that use this specific Filbur cartridge style. The listed cross-reference details include 4CH-925 PSANT20, which can help match the cartridge to the filter currently in service. It is intended to help restore steady filtration by trapping debris, body oils, and suspended particles as water moves through the filter housing. When an old cartridge becomes worn, stained, collapsed, or difficult to clean, replacing it can help improve circulation and support cleaner, clearer water.\u003c\/p\u003e\u003cp\u003eThis cartridge is a practical maintenance item for spas, hot tubs, and pool applications where the correct size and end-cap style are required. Always compare the part number, cartridge length, outside diameter, inside diameter, and end configuration with the filter being replaced. Regular rinsing and periodic replacement help reduce strain on the pump, maintain water flow, and keep the sanitizer working more efficiently.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement Filbur Manufacturing spa\/pool filter cartridge for compatible filtration systems\u003c\/li\u003e\n\u003cli\u003eUse part number and cross-reference markings to verify fit before ordering\u003c\/li\u003e\n\u003cli\u003eHelps capture dirt, debris, oils, and fine particles during normal circulation\u003c\/li\u003e\n\u003cli\u003eSupports improved water clarity and more consistent filter performance\u003c\/li\u003e\n\u003cli\u003eIdeal for routine maintenance when the existing cartridge is worn or hard to clean\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243569040,"sku":"FC-0126","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/17-175-3770_xl.jpg?v=1486185235"},{"product_id":"fc-0131","title":"Filbur FC-0131 4CH-24 PTL20HS \/ PSG40W\/PAD Filter Cartridge","description":"\u003cp\u003eFilbur FC-0131 4CH-24 PTL20HS \/ PSG40W\/PAD Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, built for systems that use this specific Filbur cartridge style. The listed cross-reference details include 4CH-24 PTL20HS \/ PSG40W\/PAD, which can help match the cartridge to the filter currently in service. It is intended to help restore steady filtration by trapping debris, body oils, and suspended particles as water moves through the filter housing. When an old cartridge becomes worn, stained, collapsed, or difficult to clean, replacing it can help improve circulation and support cleaner, clearer water.\u003c\/p\u003e\u003cp\u003eThis cartridge is a practical maintenance item for spas, hot tubs, and pool applications where the correct size and end-cap style are required. Always compare the part number, cartridge length, outside diameter, inside diameter, and end configuration with the filter being replaced. Regular rinsing and periodic replacement help reduce strain on the pump, maintain water flow, and keep the sanitizer working more efficiently.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement Filbur Manufacturing spa\/pool filter cartridge for compatible filtration systems\u003c\/li\u003e\n\u003cli\u003eUse part number and cross-reference markings to verify fit before ordering\u003c\/li\u003e\n\u003cli\u003eHelps capture dirt, debris, oils, and fine particles during normal circulation\u003c\/li\u003e\n\u003cli\u003eSupports improved water clarity and more consistent filter performance\u003c\/li\u003e\n\u003cli\u003eIdeal for routine maintenance when the existing cartridge is worn or hard to clean\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243569808,"sku":"FC-0131","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/4ch24.jpg?v=1486185236"},{"product_id":"fc-0141","title":"Filbur PC-0141 4CH-30 PTL25P4-4 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eFilbur PC-0141 4CH-30 PTL25P4-4 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, built for systems that use this specific Filbur cartridge style. The listed cross-reference details include 4CH-30 PTL25P4-4, which can help match the cartridge to the filter currently in service. It is intended to help restore steady filtration by trapping debris, body oils, and suspended particles as water moves through the filter housing. When an old cartridge becomes worn, stained, collapsed, or difficult to clean, replacing it can help improve circulation and support cleaner, clearer water.\u003c\/p\u003e\u003cp\u003eThis cartridge is a practical maintenance item for spas, hot tubs, and pool applications where the correct size and end-cap style are required. Always compare the part number, cartridge length, outside diameter, inside diameter, and end configuration with the filter being replaced. Regular rinsing and periodic replacement help reduce strain on the pump, maintain water flow, and keep the sanitizer working more efficiently.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement Filbur Manufacturing spa\/pool filter cartridge for compatible filtration systems\u003c\/li\u003e\n\u003cli\u003eUse part number and cross-reference markings to verify fit before ordering\u003c\/li\u003e\n\u003cli\u003eHelps capture dirt, debris, oils, and fine particles during normal circulation\u003c\/li\u003e\n\u003cli\u003eSupports improved water clarity and more consistent filter performance\u003c\/li\u003e\n\u003cli\u003eIdeal for routine maintenance when the existing cartridge is worn or hard to clean\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243570576,"sku":"FC-0141","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/4ch30.jpg?v=1486185242"},{"product_id":"fc-0151","title":"Filbur FC-0151 4CH-50 PTL50P4-4 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eFilbur FC-0151 4CH-50 PTL50P4-4 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, built for systems that use this specific Filbur cartridge style. The listed cross-reference details include 4CH-50 PTL50P4-4, which can help match the cartridge to the filter currently in service. It is intended to help restore steady filtration by trapping debris, body oils, and suspended particles as water moves through the filter housing. When an old cartridge becomes worn, stained, collapsed, or difficult to clean, replacing it can help improve circulation and support cleaner, clearer water.\u003c\/p\u003e\u003cp\u003eThis cartridge is a practical maintenance item for spas, hot tubs, and pool applications where the correct size and end-cap style are required. Always compare the part number, cartridge length, outside diameter, inside diameter, and end configuration with the filter being replaced. Regular rinsing and periodic replacement help reduce strain on the pump, maintain water flow, and keep the sanitizer working more efficiently.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement Filbur Manufacturing spa\/pool filter cartridge for compatible filtration systems\u003c\/li\u003e\n\u003cli\u003eUse part number and cross-reference markings to verify fit before ordering\u003c\/li\u003e\n\u003cli\u003eHelps capture dirt, debris, oils, and fine particles during normal circulation\u003c\/li\u003e\n\u003cli\u003eSupports improved water clarity and more consistent filter performance\u003c\/li\u003e\n\u003cli\u003eIdeal for routine maintenance when the existing cartridge is worn or hard to clean\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243571152,"sku":"FC-0151","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/4ch50.jpg?v=1486185243"},{"product_id":"fc-0170","title":"Filbur FC-0170 4CH-935 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eFilbur FC-0170 4CH-935 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, built for systems that use this specific Filbur cartridge style. The listed cross-reference details include 4CH-935, which can help match the cartridge to the filter currently in service. It is intended to help restore steady filtration by trapping debris, body oils, and suspended particles as water moves through the filter housing. When an old cartridge becomes worn, stained, collapsed, or difficult to clean, replacing it can help improve circulation and support cleaner, clearer water.\u003c\/p\u003e\u003cp\u003eThis cartridge is a practical maintenance item for spas, hot tubs, and pool applications where the correct size and end-cap style are required. Always compare the part number, cartridge length, outside diameter, inside diameter, and end configuration with the filter being replaced. Regular rinsing and periodic replacement help reduce strain on the pump, maintain water flow, and keep the sanitizer working more efficiently.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement Filbur Manufacturing spa\/pool filter cartridge for compatible filtration systems\u003c\/li\u003e\n\u003cli\u003eUse part number and cross-reference markings to verify fit before ordering\u003c\/li\u003e\n\u003cli\u003eHelps capture dirt, debris, oils, and fine particles during normal circulation\u003c\/li\u003e\n\u003cli\u003eSupports improved water clarity and more consistent filter performance\u003c\/li\u003e\n\u003cli\u003eIdeal for routine maintenance when the existing cartridge is worn or hard to clean\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243572368,"sku":"FC-0170","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/4CH935.jpg?v=1486185245"},{"product_id":"fc-0172","title":"Filbur FC-0172 4CH-949 PWW50L Spa\/Pool Filter Cartridge","description":"\u003cp\u003eFilbur FC-0172 4CH-949 PWW50L Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, built for systems that use this specific Filbur cartridge style. The listed cross-reference details include 4CH-949 PWW50L, which can help match the cartridge to the filter currently in service. It is intended to help restore steady filtration by trapping debris, body oils, and suspended particles as water moves through the filter housing. When an old cartridge becomes worn, stained, collapsed, or difficult to clean, replacing it can help improve circulation and support cleaner, clearer water.\u003c\/p\u003e\u003cp\u003eThis cartridge is a practical maintenance item for spas, hot tubs, and pool applications where the correct size and end-cap style are required. Always compare the part number, cartridge length, outside diameter, inside diameter, and end configuration with the filter being replaced. Regular rinsing and periodic replacement help reduce strain on the pump, maintain water flow, and keep the sanitizer working more efficiently.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement Filbur Manufacturing spa\/pool filter cartridge for compatible filtration systems\u003c\/li\u003e\n\u003cli\u003eUse part number and cross-reference markings to verify fit before ordering\u003c\/li\u003e\n\u003cli\u003eHelps capture dirt, debris, oils, and fine particles during normal circulation\u003c\/li\u003e\n\u003cli\u003eSupports improved water clarity and more consistent filter performance\u003c\/li\u003e\n\u003cli\u003eIdeal for routine maintenance when the existing cartridge is worn or hard to clean\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243573776,"sku":"FC-0172","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/17-175-2253_xl.jpg?v=1486185247"},{"product_id":"fc-0177","title":"Filbur FC-0177 4CH-940 PDO-UF40 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eFilbur FC-0177 4CH-940 PDO-UF40 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, built for systems that use this specific Filbur cartridge style. The listed cross-reference details include 4CH-940 PDO-UF40, which can help match the cartridge to the filter currently in service. It is intended to help restore steady filtration by trapping debris, body oils, and suspended particles as water moves through the filter housing. When an old cartridge becomes worn, stained, collapsed, or difficult to clean, replacing it can help improve circulation and support cleaner, clearer water.\u003c\/p\u003e\u003cp\u003eThis cartridge is a practical maintenance item for spas, hot tubs, and pool applications where the correct size and end-cap style are required. Always compare the part number, cartridge length, outside diameter, inside diameter, and end configuration with the filter being replaced. Regular rinsing and periodic replacement help reduce strain on the pump, maintain water flow, and keep the sanitizer working more efficiently.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement Filbur Manufacturing spa\/pool filter cartridge for compatible filtration systems\u003c\/li\u003e\n\u003cli\u003eUse part number and cross-reference markings to verify fit before ordering\u003c\/li\u003e\n\u003cli\u003eHelps capture dirt, debris, oils, and fine particles during normal circulation\u003c\/li\u003e\n\u003cli\u003eSupports improved water clarity and more consistent filter performance\u003c\/li\u003e\n\u003cli\u003eIdeal for routine maintenance when the existing cartridge is worn or hard to clean\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243574288,"sku":"FC-0177","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/4ch940.jpg?v=1486185248"},{"product_id":"fc-0183","title":"Filbur FC-0183 C-4302 PSS17.5 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eFilbur FC-0183 C-4302 PSS17.5 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, built for systems that use this specific Filbur cartridge style. The listed cross-reference details include C-4302 PSS17.5, which can help match the cartridge to the filter currently in service. It is intended to help restore steady filtration by trapping debris, body oils, and suspended particles as water moves through the filter housing. When an old cartridge becomes worn, stained, collapsed, or difficult to clean, replacing it can help improve circulation and support cleaner, clearer water.\u003c\/p\u003e\u003cp\u003eThis cartridge is a practical maintenance item for spas, hot tubs, and pool applications where the correct size and end-cap style are required. Always compare the part number, cartridge length, outside diameter, inside diameter, and end configuration with the filter being replaced. Regular rinsing and periodic replacement help reduce strain on the pump, maintain water flow, and keep the sanitizer working more efficiently.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement Filbur Manufacturing spa\/pool filter cartridge for compatible filtration systems\u003c\/li\u003e\n\u003cli\u003eUse part number and cross-reference markings to verify fit before ordering\u003c\/li\u003e\n\u003cli\u003eHelps capture dirt, debris, oils, and fine particles during normal circulation\u003c\/li\u003e\n\u003cli\u003eSupports improved water clarity and more consistent filter performance\u003c\/li\u003e\n\u003cli\u003eIdeal for routine maintenance when the existing cartridge is worn or hard to clean\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243575568,"sku":"FC-0183","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/c4302.jpg?v=1486185250"},{"product_id":"fc-0184","title":"Filbur FC-0184 C-4351 PIC50N Spa\/Pool Filter Cartridge","description":"\u003cp\u003eFilbur FC-0184 C-4351 PIC50N Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, built for systems that use this specific Filbur cartridge style. The listed cross-reference details include C-4351 PIC50N, which can help match the cartridge to the filter currently in service. It is intended to help restore steady filtration by trapping debris, body oils, and suspended particles as water moves through the filter housing. When an old cartridge becomes worn, stained, collapsed, or difficult to clean, replacing it can help improve circulation and support cleaner, clearer water.\u003c\/p\u003e\u003cp\u003eThis cartridge is a practical maintenance item for spas, hot tubs, and pool applications where the correct size and end-cap style are required. Always compare the part number, cartridge length, outside diameter, inside diameter, and end configuration with the filter being replaced. Regular rinsing and periodic replacement help reduce strain on the pump, maintain water flow, and keep the sanitizer working more efficiently.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement Filbur Manufacturing spa\/pool filter cartridge for compatible filtration systems\u003c\/li\u003e\n\u003cli\u003eUse part number and cross-reference markings to verify fit before ordering\u003c\/li\u003e\n\u003cli\u003eHelps capture dirt, debris, oils, and fine particles during normal circulation\u003c\/li\u003e\n\u003cli\u003eSupports improved water clarity and more consistent filter performance\u003c\/li\u003e\n\u003cli\u003eIdeal for routine maintenance when the existing cartridge is worn or hard to clean\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243576016,"sku":"FC-0184","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/c4351.jpg?v=1486185251"},{"product_id":"fc-0187","title":"Filbur FC-0187 C-4324 PTS35N Spa\/Pool Filter Cartridge","description":"\u003cp\u003eFilbur FC-0187 C-4324 PTS35N Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, built for systems that use this specific Filbur cartridge style. The listed cross-reference details include C-4324 PTS35N, which can help match the cartridge to the filter currently in service. It is intended to help restore steady filtration by trapping debris, body oils, and suspended particles as water moves through the filter housing. When an old cartridge becomes worn, stained, collapsed, or difficult to clean, replacing it can help improve circulation and support cleaner, clearer water.\u003c\/p\u003e\u003cp\u003eThis cartridge is a practical maintenance item for spas, hot tubs, and pool applications where the correct size and end-cap style are required. Always compare the part number, cartridge length, outside diameter, inside diameter, and end configuration with the filter being replaced. Regular rinsing and periodic replacement help reduce strain on the pump, maintain water flow, and keep the sanitizer working more efficiently.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement Filbur Manufacturing spa\/pool filter cartridge for compatible filtration systems\u003c\/li\u003e\n\u003cli\u003eUse part number and cross-reference markings to verify fit before ordering\u003c\/li\u003e\n\u003cli\u003eHelps capture dirt, debris, oils, and fine particles during normal circulation\u003c\/li\u003e\n\u003cli\u003eSupports improved water clarity and more consistent filter performance\u003c\/li\u003e\n\u003cli\u003eIdeal for routine maintenance when the existing cartridge is worn or hard to clean\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243576848,"sku":"FC-0187","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/c4324.jpg?v=1486185253"},{"product_id":"fc-1210","title":"Filbur FC-1210 C-4312 PA12 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eFilbur FC-1210 C-4312 PA12 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, built for systems that use this specific Filbur cartridge style. The listed cross-reference details include C-4312 PA12, which can help match the cartridge to the filter currently in service. It is intended to help restore steady filtration by trapping debris, body oils, and suspended particles as water moves through the filter housing. When an old cartridge becomes worn, stained, collapsed, or difficult to clean, replacing it can help improve circulation and support cleaner, clearer water.\u003c\/p\u003e\u003cp\u003eThis cartridge is a practical maintenance item for spas, hot tubs, and pool applications where the correct size and end-cap style are required. Always compare the part number, cartridge length, outside diameter, inside diameter, and end configuration with the filter being replaced. Regular rinsing and periodic replacement help reduce strain on the pump, maintain water flow, and keep the sanitizer working more efficiently.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement Filbur Manufacturing spa\/pool filter cartridge for compatible filtration systems\u003c\/li\u003e\n\u003cli\u003eUse part number and cross-reference markings to verify fit before ordering\u003c\/li\u003e\n\u003cli\u003eHelps capture dirt, debris, oils, and fine particles during normal circulation\u003c\/li\u003e\n\u003cli\u003eSupports improved water clarity and more consistent filter performance\u003c\/li\u003e\n\u003cli\u003eIdeal for routine maintenance when the existing cartridge is worn or hard to clean\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243633296,"sku":"FC-1210","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/17-175-1035_xl.jpg?v=1486185349"},{"product_id":"fc-1215","title":"Filbur FC-1215 C-4320 PA20 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eFilbur FC-1215 C-4320 PA20 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, built for systems that use this specific Filbur cartridge style. The listed cross-reference details include C-4320 PA20, which can help match the cartridge to the filter currently in service. It is intended to help restore steady filtration by trapping debris, body oils, and suspended particles as water moves through the filter housing. When an old cartridge becomes worn, stained, collapsed, or difficult to clean, replacing it can help improve circulation and support cleaner, clearer water.\u003c\/p\u003e\u003cp\u003eThis cartridge is a practical maintenance item for spas, hot tubs, and pool applications where the correct size and end-cap style are required. Always compare the part number, cartridge length, outside diameter, inside diameter, and end configuration with the filter being replaced. Regular rinsing and periodic replacement help reduce strain on the pump, maintain water flow, and keep the sanitizer working more efficiently.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement Filbur Manufacturing spa\/pool filter cartridge for compatible filtration systems\u003c\/li\u003e\n\u003cli\u003eUse part number and cross-reference markings to verify fit before ordering\u003c\/li\u003e\n\u003cli\u003eHelps capture dirt, debris, oils, and fine particles during normal circulation\u003c\/li\u003e\n\u003cli\u003eSupports improved water clarity and more consistent filter performance\u003c\/li\u003e\n\u003cli\u003eIdeal for routine maintenance when the existing cartridge is worn or hard to clean\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243634768,"sku":"FC-1215","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/c4320.jpg?v=1486185351"},{"product_id":"fc-1220","title":"Filbur FC-1220 C-4325 PA225-4 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eFilbur FC-1220 C-4325 PA225-4 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, built for systems that use this specific Filbur cartridge style. The listed cross-reference details include C-4325 PA225-4, which can help match the cartridge to the filter currently in service. It is intended to help restore steady filtration by trapping debris, body oils, and suspended particles as water moves through the filter housing. When an old cartridge becomes worn, stained, collapsed, or difficult to clean, replacing it can help improve circulation and support cleaner, clearer water.\u003c\/p\u003e\u003cp\u003eThis cartridge is a practical maintenance item for spas, hot tubs, and pool applications where the correct size and end-cap style are required. Always compare the part number, cartridge length, outside diameter, inside diameter, and end configuration with the filter being replaced. Regular rinsing and periodic replacement help reduce strain on the pump, maintain water flow, and keep the sanitizer working more efficiently.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement Filbur Manufacturing spa\/pool filter cartridge for compatible filtration systems\u003c\/li\u003e\n\u003cli\u003eUse part number and cross-reference markings to verify fit before ordering\u003c\/li\u003e\n\u003cli\u003eHelps capture dirt, debris, oils, and fine particles during normal circulation\u003c\/li\u003e\n\u003cli\u003eSupports improved water clarity and more consistent filter performance\u003c\/li\u003e\n\u003cli\u003eIdeal for routine maintenance when the existing cartridge is worn or hard to clean\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243643280,"sku":"FC-1220","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/c4325.jpg?v=1486185355"},{"product_id":"fc-1610","title":"Filbur FC-1610 C-4301 PMT27.5 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eA spa and pool filter cartridge helps support water clarity by trapping debris inside a compatible filtration system, and this Filbur FC-1610 cartridge is designed for C-4301 and PMT27.5 applications. When the original cartridge becomes worn, loaded, or less effective, the system can lose the dependable filtration support it should provide.\u003c\/p\u003e\u003cp\u003eThe FC-1610, C-4301, and PMT27.5 compatibility give this part practical value because replacement cartridges work best when they match the intended housing and service application closely. A properly selected cartridge helps restore intended filtration performance and contributes to cleaner maintenance results.\u003c\/p\u003e\u003cp\u003eThis type of part is especially useful when the main filter body remains serviceable and the issue is centered on the cartridge element itself. That keeps service direct and efficient.\u003c\/p\u003e\u003cp\u003eInstalled in the proper setup, this filter cartridge helps restore dependable debris capture and contributes to cleaner overall water-care performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFilter cartridge for compatible C-4301 and PMT27.5 spa and pool applications\u003c\/li\u003e\n\u003cli\u003eHelps restore dependable filtration support\u003c\/li\u003e\n\u003cli\u003eUseful when original cartridges are loaded or worn\u003c\/li\u003e\n\u003cli\u003eSupports cleaner routine maintenance\u003c\/li\u003e\n\u003cli\u003eImproves service confidence and water clarity quality\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243683600,"sku":"FC-1610","price":28.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/c4301.jpg?v=1486185428"},{"product_id":"fc-1620","title":"Filbur FC-1620 C-4332 PMT35 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eFilbur FC-1620 C-4332 PMT35 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, made for systems that require a clean, properly matched cartridge to maintain water clarity and steady circulation. It also references common cartridge cross numbers such as FC-1620, C-4332, PMT35 for easier comparison against the part being replaced. This cartridge is intended for use when the existing filter is worn, damaged, difficult to clean, or no longer supporting normal water flow through the spa or pool equipment.\u003c\/p\u003e\u003cp\u003eWhen selecting a replacement cartridge, always compare the part number, length, outside diameter, inside opening, end-cap style, and any printed cross-reference numbers on the old filter before ordering. A correctly matched cartridge helps reduce strain on the pump, supports better filtration performance, and keeps routine maintenance more predictable.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement filter cartridge for compatible spa and pool filter systems\u003c\/li\u003e\n\u003cli\u003eFilbur Manufacturing model for easier identification and reordering\u003c\/li\u003e\n\u003cli\u003eHelps trap debris and support clean, clear circulating water\u003c\/li\u003e\n\u003cli\u003eUseful when replacing a worn, clogged, cracked, or hard-to-clean cartridge\u003c\/li\u003e\n\u003cli\u003eCompare all dimensions and end-cap details with the original cartridge before purchase\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243684176,"sku":"FC-1620","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/c4332.jpg?v=1486185429"},{"product_id":"fc-1630","title":"Filbur FC-1630 C-4305 PMT50 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eFilbur FC-1630 C-4305 PMT50 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, made for systems that require a clean, properly matched cartridge to maintain water clarity and steady circulation. It also references common cartridge cross numbers such as FC-1630, C-4305, PMT50 for easier comparison against the part being replaced. This cartridge is intended for use when the existing filter is worn, damaged, difficult to clean, or no longer supporting normal water flow through the spa or pool equipment.\u003c\/p\u003e\u003cp\u003eWhen selecting a replacement cartridge, always compare the part number, length, outside diameter, inside opening, end-cap style, and any printed cross-reference numbers on the old filter before ordering. A correctly matched cartridge helps reduce strain on the pump, supports better filtration performance, and keeps routine maintenance more predictable.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement filter cartridge for compatible spa and pool filter systems\u003c\/li\u003e\n\u003cli\u003eFilbur Manufacturing model for easier identification and reordering\u003c\/li\u003e\n\u003cli\u003eHelps trap debris and support clean, clear circulating water\u003c\/li\u003e\n\u003cli\u003eUseful when replacing a worn, clogged, cracked, or hard-to-clean cartridge\u003c\/li\u003e\n\u003cli\u003eCompare all dimensions and end-cap details with the original cartridge before purchase\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243687184,"sku":"FC-1630","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/c4305.jpg?v=1486185431"},{"product_id":"fc-2370","title":"Filbur FC-2370 C-4625 PRB25-IN-4 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eFilbur FC-2370 C-4625 PRB25-IN-4 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, made for systems that require a clean, properly matched cartridge to maintain water clarity and steady circulation. It also references common cartridge cross numbers such as FC-2370, C-4625, PRB25-IN-4 for easier comparison against the part being replaced. This cartridge is intended for use when the existing filter is worn, damaged, difficult to clean, or no longer supporting normal water flow through the spa or pool equipment.\u003c\/p\u003e\u003cp\u003eWhen selecting a replacement cartridge, always compare the part number, length, outside diameter, inside opening, end-cap style, and any printed cross-reference numbers on the old filter before ordering. A correctly matched cartridge helps reduce strain on the pump, supports better filtration performance, and keeps routine maintenance more predictable.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement filter cartridge for compatible spa and pool filter systems\u003c\/li\u003e\n\u003cli\u003eFilbur Manufacturing model for easier identification and reordering\u003c\/li\u003e\n\u003cli\u003eHelps trap debris and support clean, clear circulating water\u003c\/li\u003e\n\u003cli\u003eUseful when replacing a worn, clogged, cracked, or hard-to-clean cartridge\u003c\/li\u003e\n\u003cli\u003eCompare all dimensions and end-cap details with the original cartridge before purchase\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243767696,"sku":"FC-2370","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/c4625.jpg?v=1486185494"},{"product_id":"fc-2375","title":"Filbur FC-2375 C-4326 PRB25-IN Spa\/Pool Filter Cartridge","description":"\u003cp\u003eFilbur FC-2375 C-4326 PRB25-IN Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, made for systems that require a clean, properly matched cartridge to maintain water clarity and steady circulation. It also references common cartridge cross numbers such as FC-2375, C-4326, PRB25-IN for easier comparison against the part being replaced. This cartridge is intended for use when the existing filter is worn, damaged, difficult to clean, or no longer supporting normal water flow through the spa or pool equipment.\u003c\/p\u003e\u003cp\u003eWhen selecting a replacement cartridge, always compare the part number, length, outside diameter, inside opening, end-cap style, and any printed cross-reference numbers on the old filter before ordering. A correctly matched cartridge helps reduce strain on the pump, supports better filtration performance, and keeps routine maintenance more predictable.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement filter cartridge for compatible spa and pool filter systems\u003c\/li\u003e\n\u003cli\u003eFilbur Manufacturing model for easier identification and reordering\u003c\/li\u003e\n\u003cli\u003eHelps trap debris and support clean, clear circulating water\u003c\/li\u003e\n\u003cli\u003eUseful when replacing a worn, clogged, cracked, or hard-to-clean cartridge\u003c\/li\u003e\n\u003cli\u003eCompare all dimensions and end-cap details with the original cartridge before purchase\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243771792,"sku":"FC-2375","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/c4326.jpg?v=1486185496"},{"product_id":"fc-2380","title":"Filbur FC-2380 C-4637 PRB37-IN-4 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eFilbur FC-2380 C-4637 PRB37-IN-4 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, made for systems that require a clean, properly matched cartridge to maintain water clarity and steady circulation. It also references common cartridge cross numbers such as FC-2380, C-4637, PRB37-IN-4 for easier comparison against the part being replaced. This cartridge is intended for use when the existing filter is worn, damaged, difficult to clean, or no longer supporting normal water flow through the spa or pool equipment.\u003c\/p\u003e\u003cp\u003eWhen selecting a replacement cartridge, always compare the part number, length, outside diameter, inside opening, end-cap style, and any printed cross-reference numbers on the old filter before ordering. A correctly matched cartridge helps reduce strain on the pump, supports better filtration performance, and keeps routine maintenance more predictable.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement filter cartridge for compatible spa and pool filter systems\u003c\/li\u003e\n\u003cli\u003eFilbur Manufacturing model for easier identification and reordering\u003c\/li\u003e\n\u003cli\u003eHelps trap debris and support clean, clear circulating water\u003c\/li\u003e\n\u003cli\u003eUseful when replacing a worn, clogged, cracked, or hard-to-clean cartridge\u003c\/li\u003e\n\u003cli\u003eCompare all dimensions and end-cap details with the original cartridge before purchase\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243772432,"sku":"FC-2380","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/17-175-1603_xl.jpg?v=1486185498"},{"product_id":"fc-2386","title":"Filbur FC-2386 C-4401 PRB17.5SF-JH-PAIR Filter Cartridge","description":"\u003cp\u003eFilbur FC-2386 C-4401 PRB17.5SF-JH-PAIR Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, made for systems that require a clean, properly matched cartridge to maintain water clarity and steady circulation. It also references common cartridge cross numbers such as FC-2386, C-4401, PRB17.5SF-JH-PAIR for easier comparison against the part being replaced. This cartridge is intended for use when the existing filter is worn, damaged, difficult to clean, or no longer supporting normal water flow through the spa or pool equipment.\u003c\/p\u003e\u003cp\u003eWhen selecting a replacement cartridge, always compare the part number, length, outside diameter, inside opening, end-cap style, and any printed cross-reference numbers on the old filter before ordering. A correctly matched cartridge helps reduce strain on the pump, supports better filtration performance, and keeps routine maintenance more predictable.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement filter cartridge for compatible spa and pool filter systems\u003c\/li\u003e\n\u003cli\u003eFilbur Manufacturing model for easier identification and reordering\u003c\/li\u003e\n\u003cli\u003eHelps trap debris and support clean, clear circulating water\u003c\/li\u003e\n\u003cli\u003eUseful when replacing a worn, clogged, cracked, or hard-to-clean cartridge\u003c\/li\u003e\n\u003cli\u003eCompare all dimensions and end-cap details with the original cartridge before purchase\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243777616,"sku":"FC-2386","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/c4401.jpg?v=1486185501"},{"product_id":"fc-2390","title":"Filbur FC-2390 C-4950 PRB50-IN Spa\/Pool Filter Cartridge","description":"\u003cp\u003eFilbur FC-2390 C-4950 PRB50-IN Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, made for systems that require a clean, properly matched cartridge to maintain water clarity and steady circulation. It also references common cartridge cross numbers such as FC-2390, C-4950, PRB50-IN for easier comparison against the part being replaced. This cartridge is intended for use when the existing filter is worn, damaged, difficult to clean, or no longer supporting normal water flow through the spa or pool equipment.\u003c\/p\u003e\u003cp\u003eWhen selecting a replacement cartridge, always compare the part number, length, outside diameter, inside opening, end-cap style, and any printed cross-reference numbers on the old filter before ordering. A correctly matched cartridge helps reduce strain on the pump, supports better filtration performance, and keeps routine maintenance more predictable.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement filter cartridge for compatible spa and pool filter systems\u003c\/li\u003e\n\u003cli\u003eFilbur Manufacturing model for easier identification and reordering\u003c\/li\u003e\n\u003cli\u003eHelps trap debris and support clean, clear circulating water\u003c\/li\u003e\n\u003cli\u003eUseful when replacing a worn, clogged, cracked, or hard-to-clean cartridge\u003c\/li\u003e\n\u003cli\u003eCompare all dimensions and end-cap details with the original cartridge before purchase\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243788880,"sku":"FC-2390","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/pl4950_nolabel.jpg?v=1486185511"},{"product_id":"fc-2394","title":"Filbur FC-2394 C-4311 PDS45 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eFilbur FC-2394 C-4311 PDS45 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, made for systems that require a clean, properly matched cartridge to maintain water clarity and steady circulation. It also references common cartridge cross numbers such as FC-2394, C-4311, PDS45 for easier comparison against the part being replaced. This cartridge is intended for use when the existing filter is worn, damaged, difficult to clean, or no longer supporting normal water flow through the spa or pool equipment.\u003c\/p\u003e\u003cp\u003eWhen selecting a replacement cartridge, always compare the part number, length, outside diameter, inside opening, end-cap style, and any printed cross-reference numbers on the old filter before ordering. A correctly matched cartridge helps reduce strain on the pump, supports better filtration performance, and keeps routine maintenance more predictable.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement filter cartridge for compatible spa and pool filter systems\u003c\/li\u003e\n\u003cli\u003eFilbur Manufacturing model for easier identification and reordering\u003c\/li\u003e\n\u003cli\u003eHelps trap debris and support clean, clear circulating water\u003c\/li\u003e\n\u003cli\u003eUseful when replacing a worn, clogged, cracked, or hard-to-clean cartridge\u003c\/li\u003e\n\u003cli\u003eCompare all dimensions and end-cap details with the original cartridge before purchase\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243789072,"sku":"FC-2394","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/17-175-1209_xl.jpg?v=1486185512"},{"product_id":"fc-2395","title":"Filbur FC-2395 C-4975 PRB75 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eFilbur FC-2395 C-4975 PRB75 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, made for systems that require a clean, properly matched cartridge to maintain water clarity and steady circulation. It also references common cartridge cross numbers such as FC-2395, C-4975, PRB75 for easier comparison against the part being replaced. This cartridge is intended for use when the existing filter is worn, damaged, difficult to clean, or no longer supporting normal water flow through the spa or pool equipment.\u003c\/p\u003e\u003cp\u003eWhen selecting a replacement cartridge, always compare the part number, length, outside diameter, inside opening, end-cap style, and any printed cross-reference numbers on the old filter before ordering. A correctly matched cartridge helps reduce strain on the pump, supports better filtration performance, and keeps routine maintenance more predictable.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement filter cartridge for compatible spa and pool filter systems\u003c\/li\u003e\n\u003cli\u003eFilbur Manufacturing model for easier identification and reordering\u003c\/li\u003e\n\u003cli\u003eHelps trap debris and support clean, clear circulating water\u003c\/li\u003e\n\u003cli\u003eUseful when replacing a worn, clogged, cracked, or hard-to-clean cartridge\u003c\/li\u003e\n\u003cli\u003eCompare all dimensions and end-cap details with the original cartridge before purchase\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243790096,"sku":"FC-2395","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/17-175-1600_xl.jpg?v=1486185513"},{"product_id":"fc-2397","title":"Filbur FC-2397 C-4999 PRB100 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eFilbur FC-2397 C-4999 PRB100 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, made for systems that require a clean, properly matched cartridge to maintain water clarity and steady circulation. It also references common cartridge cross numbers such as FC-2397, C-4999, PRB100 for easier comparison against the part being replaced. This cartridge is intended for use when the existing filter is worn, damaged, difficult to clean, or no longer supporting normal water flow through the spa or pool equipment.\u003c\/p\u003e\u003cp\u003eWhen selecting a replacement cartridge, always compare the part number, length, outside diameter, inside opening, end-cap style, and any printed cross-reference numbers on the old filter before ordering. A correctly matched cartridge helps reduce strain on the pump, supports better filtration performance, and keeps routine maintenance more predictable.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement filter cartridge for compatible spa and pool filter systems\u003c\/li\u003e\n\u003cli\u003eFilbur Manufacturing model for easier identification and reordering\u003c\/li\u003e\n\u003cli\u003eHelps trap debris and support clean, clear circulating water\u003c\/li\u003e\n\u003cli\u003eUseful when replacing a worn, clogged, cracked, or hard-to-clean cartridge\u003c\/li\u003e\n\u003cli\u003eCompare all dimensions and end-cap details with the original cartridge before purchase\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243793104,"sku":"FC-2397","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/c4999.jpg?v=1486185515"},{"product_id":"fc-2399","title":"Filbur FC-2399 4CH-22 PFF25 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eFilbur FC-2399 4CH-22 PFF25 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, made for systems that require a clean, properly matched cartridge to maintain water clarity and steady circulation. It also references common cartridge cross numbers such as FC-2399, PFF25 for easier comparison against the part being replaced. This cartridge is intended for use when the existing filter is worn, damaged, difficult to clean, or no longer supporting normal water flow through the spa or pool equipment.\u003c\/p\u003e\u003cp\u003eWhen selecting a replacement cartridge, always compare the part number, length, outside diameter, inside opening, end-cap style, and any printed cross-reference numbers on the old filter before ordering. The model coding in the title helps identify cartridge family, height, diameter, and\/or end-cap style when matching an existing filter. A correctly matched cartridge helps reduce strain on the pump, supports better filtration performance, and keeps routine maintenance more predictable.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement filter cartridge for compatible spa and pool filter systems\u003c\/li\u003e\n\u003cli\u003eFilbur Manufacturing model for easier identification and reordering\u003c\/li\u003e\n\u003cli\u003eHelps trap debris and support clean, clear circulating water\u003c\/li\u003e\n\u003cli\u003eUseful when replacing a worn, clogged, cracked, or hard-to-clean cartridge\u003c\/li\u003e\n\u003cli\u003eCompare all dimensions and end-cap details with the original cartridge before purchase\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243794832,"sku":"FC-2399","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/4ch22.jpg?v=1486185516"},{"product_id":"fc-2400","title":"Filbur FC-2400 4CH-23 PFF25-TC Spa\/Pool Filter Cartridge","description":"\u003cp\u003eFilbur FC-2400 4CH-23 PFF25-TC Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, made for systems that require a clean, properly matched cartridge to maintain water clarity and steady circulation. It also references common cartridge cross numbers such as FC-2400, PFF25-TC for easier comparison against the part being replaced. This cartridge is intended for use when the existing filter is worn, damaged, difficult to clean, or no longer supporting normal water flow through the spa or pool equipment.\u003c\/p\u003e\u003cp\u003eWhen selecting a replacement cartridge, always compare the part number, length, outside diameter, inside opening, end-cap style, and any printed cross-reference numbers on the old filter before ordering. The model coding in the title helps identify cartridge family, height, diameter, and\/or end-cap style when matching an existing filter. A correctly matched cartridge helps reduce strain on the pump, supports better filtration performance, and keeps routine maintenance more predictable.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement filter cartridge for compatible spa and pool filter systems\u003c\/li\u003e\n\u003cli\u003eFilbur Manufacturing model for easier identification and reordering\u003c\/li\u003e\n\u003cli\u003eHelps trap debris and support clean, clear circulating water\u003c\/li\u003e\n\u003cli\u003eUseful when replacing a worn, clogged, cracked, or hard-to-clean cartridge\u003c\/li\u003e\n\u003cli\u003eCompare all dimensions and end-cap details with the original cartridge before purchase\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243795792,"sku":"FC-2400","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/4ch23.jpg?v=1486185517"},{"product_id":"fc-2510","title":"Filbur FC-2510 C-4610 PSR15-4 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eFilbur FC-2510 C-4610 PSR15-4 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, made for systems that require a clean, properly matched cartridge to maintain water clarity and steady circulation. It also references common cartridge cross numbers such as FC-2510, C-4610, PSR15-4 for easier comparison against the part being replaced. This cartridge is intended for use when the existing filter is worn, damaged, difficult to clean, or no longer supporting normal water flow through the spa or pool equipment.\u003c\/p\u003e\u003cp\u003eWhen selecting a replacement cartridge, always compare the part number, length, outside diameter, inside opening, end-cap style, and any printed cross-reference numbers on the old filter before ordering. A correctly matched cartridge helps reduce strain on the pump, supports better filtration performance, and keeps routine maintenance more predictable.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement filter cartridge for compatible spa and pool filter systems\u003c\/li\u003e\n\u003cli\u003eFilbur Manufacturing model for easier identification and reordering\u003c\/li\u003e\n\u003cli\u003eHelps trap debris and support clean, clear circulating water\u003c\/li\u003e\n\u003cli\u003eUseful when replacing a worn, clogged, cracked, or hard-to-clean cartridge\u003c\/li\u003e\n\u003cli\u003eCompare all dimensions and end-cap details with the original cartridge before purchase\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243797456,"sku":"FC-2510","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/17-175-1695_xl.jpg?v=1486185519"},{"product_id":"fc-2620","title":"Filbur FC-2620 C-4428 PPI25D-4 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eFilbur FC-2620 C-4428 PPI25D-4 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, made for systems that require a clean, properly matched cartridge to maintain water clarity and steady circulation. It also references common cartridge cross numbers such as FC-2620, C-4428, PPI25D-4 for easier comparison against the part being replaced. This cartridge is intended for use when the existing filter is worn, damaged, difficult to clean, or no longer supporting normal water flow through the spa or pool equipment.\u003c\/p\u003e\u003cp\u003eWhen selecting a replacement cartridge, always compare the part number, length, outside diameter, inside opening, end-cap style, and any printed cross-reference numbers on the old filter before ordering. A correctly matched cartridge helps reduce strain on the pump, supports better filtration performance, and keeps routine maintenance more predictable.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement filter cartridge for compatible spa and pool filter systems\u003c\/li\u003e\n\u003cli\u003eFilbur Manufacturing model for easier identification and reordering\u003c\/li\u003e\n\u003cli\u003eHelps trap debris and support clean, clear circulating water\u003c\/li\u003e\n\u003cli\u003eUseful when replacing a worn, clogged, cracked, or hard-to-clean cartridge\u003c\/li\u003e\n\u003cli\u003eCompare all dimensions and end-cap details with the original cartridge before purchase\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243818128,"sku":"FC-2620","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/c4428.jpg?v=1486185539"},{"product_id":"fc-2630","title":"Filbur FC-2630 C-4347 PMT45 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eFilbur FC-2630 C-4347 PMT45 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, made for systems that require a clean, properly matched cartridge to maintain water clarity and steady circulation. It also references common cartridge cross numbers such as FC-2630, C-4347, PMT45 for easier comparison against the part being replaced. This cartridge is intended for use when the existing filter is worn, damaged, difficult to clean, or no longer supporting normal water flow through the spa or pool equipment.\u003c\/p\u003e\u003cp\u003eWhen selecting a replacement cartridge, always compare the part number, length, outside diameter, inside opening, end-cap style, and any printed cross-reference numbers on the old filter before ordering. A correctly matched cartridge helps reduce strain on the pump, supports better filtration performance, and keeps routine maintenance more predictable.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement filter cartridge for compatible spa and pool filter systems\u003c\/li\u003e\n\u003cli\u003eFilbur Manufacturing model for easier identification and reordering\u003c\/li\u003e\n\u003cli\u003eHelps trap debris and support clean, clear circulating water\u003c\/li\u003e\n\u003cli\u003eUseful when replacing a worn, clogged, cracked, or hard-to-clean cartridge\u003c\/li\u003e\n\u003cli\u003eCompare all dimensions and end-cap details with the original cartridge before purchase\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243819152,"sku":"FC-2630","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/17-175-1430_xl.jpg?v=1486185541"},{"product_id":"fc-2640","title":"Filbur FC-2640 C-4449 PSI45-O-4 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eFilbur FC-2640 C-4449 PSI45-O-4 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, made for systems that require a clean, properly matched cartridge to maintain water clarity and steady circulation. It also references common cartridge cross numbers such as FC-2640, C-4449, PSI45-O-4 for easier comparison against the part being replaced. This cartridge is intended for use when the existing filter is worn, damaged, difficult to clean, or no longer supporting normal water flow through the spa or pool equipment.\u003c\/p\u003e\u003cp\u003eWhen selecting a replacement cartridge, always compare the part number, length, outside diameter, inside opening, end-cap style, and any printed cross-reference numbers on the old filter before ordering. A correctly matched cartridge helps reduce strain on the pump, supports better filtration performance, and keeps routine maintenance more predictable.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement filter cartridge for compatible spa and pool filter systems\u003c\/li\u003e\n\u003cli\u003eFilbur Manufacturing model for easier identification and reordering\u003c\/li\u003e\n\u003cli\u003eHelps trap debris and support clean, clear circulating water\u003c\/li\u003e\n\u003cli\u003eUseful when replacing a worn, clogged, cracked, or hard-to-clean cartridge\u003c\/li\u003e\n\u003cli\u003eCompare all dimensions and end-cap details with the original cartridge before purchase\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243831440,"sku":"FC-2640","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/c4449.jpg?v=1486185545"},{"product_id":"fc-2650","title":"Filbur FC-2650 C-4328 PPI25-4 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eFilbur FC-2650 C-4328 PPI25-4 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, made for systems that require a clean, properly matched cartridge to maintain water clarity and steady circulation. It also references common cartridge cross numbers such as FC-2650, C-4328, PPI25-4 for easier comparison against the part being replaced. This cartridge is intended for use when the existing filter is worn, damaged, difficult to clean, or no longer supporting normal water flow through the spa or pool equipment.\u003c\/p\u003e\u003cp\u003eWhen selecting a replacement cartridge, always compare the part number, length, outside diameter, inside opening, end-cap style, and any printed cross-reference numbers on the old filter before ordering. A correctly matched cartridge helps reduce strain on the pump, supports better filtration performance, and keeps routine maintenance more predictable.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement filter cartridge for compatible spa and pool filter systems\u003c\/li\u003e\n\u003cli\u003eFilbur Manufacturing model for easier identification and reordering\u003c\/li\u003e\n\u003cli\u003eHelps trap debris and support clean, clear circulating water\u003c\/li\u003e\n\u003cli\u003eUseful when replacing a worn, clogged, cracked, or hard-to-clean cartridge\u003c\/li\u003e\n\u003cli\u003eCompare all dimensions and end-cap details with the original cartridge before purchase\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243832464,"sku":"FC-2650","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/c4328.jpg?v=1486185546"},{"product_id":"fc-2660","title":"Filbur FC-2660 C-4345 PST45 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eFilbur FC-2660 C-4345 PST45 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, made for systems that require a clean, properly matched cartridge to maintain water clarity and steady circulation. It also references common cartridge cross numbers such as FC-2660, C-4345, PST45 for easier comparison against the part being replaced. This cartridge is intended for use when the existing filter is worn, damaged, difficult to clean, or no longer supporting normal water flow through the spa or pool equipment.\u003c\/p\u003e\u003cp\u003eWhen selecting a replacement cartridge, always compare the part number, length, outside diameter, inside opening, end-cap style, and any printed cross-reference numbers on the old filter before ordering. A correctly matched cartridge helps reduce strain on the pump, supports better filtration performance, and keeps routine maintenance more predictable.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement filter cartridge for compatible spa and pool filter systems\u003c\/li\u003e\n\u003cli\u003eFilbur Manufacturing model for easier identification and reordering\u003c\/li\u003e\n\u003cli\u003eHelps trap debris and support clean, clear circulating water\u003c\/li\u003e\n\u003cli\u003eUseful when replacing a worn, clogged, cracked, or hard-to-clean cartridge\u003c\/li\u003e\n\u003cli\u003eCompare all dimensions and end-cap details with the original cartridge before purchase\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243839248,"sku":"FC-2660","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/c4345.jpg?v=1486185554"},{"product_id":"fc-2710","title":"Filbur FC-2710 C-4440 PSD40 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eA spa and pool filter cartridge helps trap suspended debris within a compatible filtration system, and this Filbur FC-2710 cartridge is designed for C-4440 and PSD40 applications. When the original cartridge becomes loaded, worn, or less effective, the system can lose the dependable support it should provide.\u003c\/p\u003e\u003cp\u003eThe FC-2710, C-4440, and PSD40 compatibility give this part practical value because cartridge replacements work best when they match the intended housing and operating application closely. A properly selected cartridge helps restore intended filtration performance and contributes to cleaner maintenance results.\u003c\/p\u003e\u003cp\u003eThis type of part is especially useful when the broader filter body remains serviceable and the issue is centered on the cartridge element itself. That keeps the repair focused and efficient.\u003c\/p\u003e\u003cp\u003eInstalled in the proper setup, this filter cartridge helps restore dependable debris capture and contributes to cleaner overall water-care performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFilter cartridge for compatible C-4440 and PSD40 spa and pool applications\u003c\/li\u003e\n\u003cli\u003eHelps restore dependable filtration performance\u003c\/li\u003e\n\u003cli\u003eUseful when original cartridges are loaded or worn\u003c\/li\u003e\n\u003cli\u003eSupports cleaner routine maintenance\u003c\/li\u003e\n\u003cli\u003eImproves service confidence and water-care quality\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243839888,"sku":"FC-2710","price":47.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/c4440.jpg?v=1486185555"},{"product_id":"fc-2915","title":"Filbur FC-2915 C-4339 PWW40 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eThe Filbur FC-2915 C-4339 PWW40 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, selected for customers who need a clean, dependable cartridge for routine water filtration service. It is listed with the reference identifiers C-4339 PWW40 to help match existing cartridges, filter labels, and cross-reference notes during replacement. This cartridge is a practical replacement option when the current filter is worn, stained, crushed, or no longer rinses clean after normal maintenance.\u003c\/p\u003e\u003cp\u003eUse this cartridge as part of a regular filter maintenance schedule to support better water clarity, improved debris capture, and more consistent flow through the filtration system. Before ordering, compare the part number, length, outside diameter, inside diameter or opening size, end-cap style, and any printed cross-reference numbers on your existing cartridge. Proper fit is important for sealing, circulation, and overall filtration performance.\u003c\/p\u003e\u003cp\u003eThis item is best suited for pool and spa owners, service technicians, and maintenance teams replacing an existing cartridge with a matching Filbur model. Always clean the filter area before installation, seat the cartridge fully, and follow the equipment manufacturer's maintenance guidance for rinse intervals, chemical balance, and replacement timing.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFilbur replacement filter cartridge FC-2915 for compatible spa and pool filter applications\u003c\/li\u003e\n\u003cli\u003eHelps trap debris and support clear water when installed in the correct filter housing\u003c\/li\u003e\n\u003cli\u003eUseful for routine maintenance, seasonal replacement, or restoring filtration after a worn cartridge\u003c\/li\u003e\n\u003cli\u003eCompare all dimensions, end-cap style, and cross-reference numbers before ordering\u003c\/li\u003e\n\u003cli\u003eDesigned for easy cartridge replacement during normal pool or spa service\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243861200,"sku":"FC-2915","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/c4339.jpg?v=1486185572"},{"product_id":"fc-2930","title":"Filbur FC-2930 C-4970 PCAL75 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eThe Filbur FC-2930 C-4970 PCAL75 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, selected for customers who need a clean, dependable cartridge for routine water filtration service. It is listed with the reference identifiers C-4970 PCAL75 to help match existing cartridges, filter labels, and cross-reference notes during replacement. This cartridge is a practical replacement option when the current filter is worn, stained, crushed, or no longer rinses clean after normal maintenance.\u003c\/p\u003e\u003cp\u003eUse this cartridge as part of a regular filter maintenance schedule to support better water clarity, improved debris capture, and more consistent flow through the filtration system. Before ordering, compare the part number, length, outside diameter, inside diameter or opening size, end-cap style, and any printed cross-reference numbers on your existing cartridge. Proper fit is important for sealing, circulation, and overall filtration performance.\u003c\/p\u003e\u003cp\u003eThis item is best suited for pool and spa owners, service technicians, and maintenance teams replacing an existing cartridge with a matching Filbur model. Always clean the filter area before installation, seat the cartridge fully, and follow the equipment manufacturer's maintenance guidance for rinse intervals, chemical balance, and replacement timing.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFilbur replacement filter cartridge FC-2930 for compatible spa and pool filter applications\u003c\/li\u003e\n\u003cli\u003eHelps trap debris and support clear water when installed in the correct filter housing\u003c\/li\u003e\n\u003cli\u003eUseful for routine maintenance, seasonal replacement, or restoring filtration after a worn cartridge\u003c\/li\u003e\n\u003cli\u003eCompare all dimensions, end-cap style, and cross-reference numbers before ordering\u003c\/li\u003e\n\u003cli\u003eDesigned for easy cartridge replacement during normal pool or spa service\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243861264,"sku":"FC-2930","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/17-175-1839_xl.jpg?v=1486185573"},{"product_id":"fc-2940","title":"Filbur FC-2940 C-4995 PCAL100 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eThe Filbur FC-2940 C-4995 PCAL100 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, selected for customers who need a clean, dependable cartridge for routine water filtration service. It is listed with the reference identifiers C-4995 PCAL100 to help match existing cartridges, filter labels, and cross-reference notes during replacement. This cartridge is a practical replacement option when the current filter is worn, stained, crushed, or no longer rinses clean after normal maintenance.\u003c\/p\u003e\u003cp\u003eUse this cartridge as part of a regular filter maintenance schedule to support better water clarity, improved debris capture, and more consistent flow through the filtration system. Before ordering, compare the part number, length, outside diameter, inside diameter or opening size, end-cap style, and any printed cross-reference numbers on your existing cartridge. Proper fit is important for sealing, circulation, and overall filtration performance.\u003c\/p\u003e\u003cp\u003eThis item is best suited for pool and spa owners, service technicians, and maintenance teams replacing an existing cartridge with a matching Filbur model. Always clean the filter area before installation, seat the cartridge fully, and follow the equipment manufacturer's maintenance guidance for rinse intervals, chemical balance, and replacement timing.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFilbur replacement filter cartridge FC-2940 for compatible spa and pool filter applications\u003c\/li\u003e\n\u003cli\u003eHelps trap debris and support clear water when installed in the correct filter housing\u003c\/li\u003e\n\u003cli\u003eUseful for routine maintenance, seasonal replacement, or restoring filtration after a worn cartridge\u003c\/li\u003e\n\u003cli\u003eCompare all dimensions, end-cap style, and cross-reference numbers before ordering\u003c\/li\u003e\n\u003cli\u003eDesigned for easy cartridge replacement during normal pool or spa service\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243861328,"sku":"FC-2940","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/17-175-1840_xl.jpg?v=1486185574"},{"product_id":"fc-3071","title":"Filbur FC-3071 C-4402  Spa\/Pool Filter Cartridge","description":"\u003cp\u003eThe Filbur FC-3071 C-4402  Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, selected for customers who need a clean, dependable cartridge for routine water filtration service. It is listed with the reference identifiers C-4402 to help match existing cartridges, filter labels, and cross-reference notes during replacement. This cartridge is a practical replacement option when the current filter is worn, stained, crushed, or no longer rinses clean after normal maintenance.\u003c\/p\u003e\u003cp\u003eUse this cartridge as part of a regular filter maintenance schedule to support better water clarity, improved debris capture, and more consistent flow through the filtration system. Before ordering, compare the part number, length, outside diameter, inside diameter or opening size, end-cap style, and any printed cross-reference numbers on your existing cartridge. Proper fit is important for sealing, circulation, and overall filtration performance.\u003c\/p\u003e\u003cp\u003eThis item is best suited for pool and spa owners, service technicians, and maintenance teams replacing an existing cartridge with a matching Filbur model. Always clean the filter area before installation, seat the cartridge fully, and follow the equipment manufacturer's maintenance guidance for rinse intervals, chemical balance, and replacement timing.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFilbur replacement filter cartridge FC-3071 for compatible spa and pool filter applications\u003c\/li\u003e\n\u003cli\u003eHelps trap debris and support clear water when installed in the correct filter housing\u003c\/li\u003e\n\u003cli\u003eUseful for routine maintenance, seasonal replacement, or restoring filtration after a worn cartridge\u003c\/li\u003e\n\u003cli\u003eCompare all dimensions, end-cap style, and cross-reference numbers before ordering\u003c\/li\u003e\n\u003cli\u003eDesigned for easy cartridge replacement during normal pool or spa service\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243874384,"sku":"FC-3071","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/17-175-1075_xl.jpg?v=1486185600"},{"product_id":"fc-3077","title":"Filbur FC-3077 C-4310 PWW10 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eThe Filbur FC-3077 C-4310 PWW10 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, selected for customers who need a clean, dependable cartridge for routine water filtration service. It is listed with the reference identifiers C-4310 PWW10 to help match existing cartridges, filter labels, and cross-reference notes during replacement. This cartridge is a practical replacement option when the current filter is worn, stained, crushed, or no longer rinses clean after normal maintenance.\u003c\/p\u003e\u003cp\u003eUse this cartridge as part of a regular filter maintenance schedule to support better water clarity, improved debris capture, and more consistent flow through the filtration system. Before ordering, compare the part number, length, outside diameter, inside diameter or opening size, end-cap style, and any printed cross-reference numbers on your existing cartridge. Proper fit is important for sealing, circulation, and overall filtration performance.\u003c\/p\u003e\u003cp\u003eThis item is best suited for pool and spa owners, service technicians, and maintenance teams replacing an existing cartridge with a matching Filbur model. Always clean the filter area before installation, seat the cartridge fully, and follow the equipment manufacturer's maintenance guidance for rinse intervals, chemical balance, and replacement timing.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFilbur replacement filter cartridge FC-3077 for compatible spa and pool filter applications\u003c\/li\u003e\n\u003cli\u003eHelps trap debris and support clear water when installed in the correct filter housing\u003c\/li\u003e\n\u003cli\u003eUseful for routine maintenance, seasonal replacement, or restoring filtration after a worn cartridge\u003c\/li\u003e\n\u003cli\u003eCompare all dimensions, end-cap style, and cross-reference numbers before ordering\u003c\/li\u003e\n\u003cli\u003eDesigned for easy cartridge replacement during normal pool or spa service\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243876624,"sku":"FC-3077","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/c4310.jpg?v=1486185606"},{"product_id":"fc-3078","title":"Filbur FC-3078 C-4431  Spa\/Pool Filter Cartridge","description":"\u003cp\u003eThe Filbur FC-3078 C-4431  Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, selected for customers who need a clean, dependable cartridge for routine water filtration service. It is listed with the reference identifiers C-4431 to help match existing cartridges, filter labels, and cross-reference notes during replacement. This cartridge is a practical replacement option when the current filter is worn, stained, crushed, or no longer rinses clean after normal maintenance.\u003c\/p\u003e\u003cp\u003eUse this cartridge as part of a regular filter maintenance schedule to support better water clarity, improved debris capture, and more consistent flow through the filtration system. Before ordering, compare the part number, length, outside diameter, inside diameter or opening size, end-cap style, and any printed cross-reference numbers on your existing cartridge. Proper fit is important for sealing, circulation, and overall filtration performance.\u003c\/p\u003e\u003cp\u003eThis item is best suited for pool and spa owners, service technicians, and maintenance teams replacing an existing cartridge with a matching Filbur model. Always clean the filter area before installation, seat the cartridge fully, and follow the equipment manufacturer's maintenance guidance for rinse intervals, chemical balance, and replacement timing.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFilbur replacement filter cartridge FC-3078 for compatible spa and pool filter applications\u003c\/li\u003e\n\u003cli\u003eHelps trap debris and support clear water when installed in the correct filter housing\u003c\/li\u003e\n\u003cli\u003eUseful for routine maintenance, seasonal replacement, or restoring filtration after a worn cartridge\u003c\/li\u003e\n\u003cli\u003eCompare all dimensions, end-cap style, and cross-reference numbers before ordering\u003c\/li\u003e\n\u003cli\u003eDesigned for easy cartridge replacement during normal pool or spa service\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243877136,"sku":"FC-3078","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/17-175-1904_xl.jpg?v=1486185607"},{"product_id":"fc-3081","title":"Filbur FC-3081 C-4340 PMT40 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eThe Filbur FC-3081 C-4340 PMT40 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, selected for customers who need a clean, dependable cartridge for routine water filtration service. It is listed with the reference identifiers C-4340 PMT40 to help match existing cartridges, filter labels, and cross-reference notes during replacement. This cartridge is a practical replacement option when the current filter is worn, stained, crushed, or no longer rinses clean after normal maintenance.\u003c\/p\u003e\u003cp\u003eUse this cartridge as part of a regular filter maintenance schedule to support better water clarity, improved debris capture, and more consistent flow through the filtration system. Before ordering, compare the part number, length, outside diameter, inside diameter or opening size, end-cap style, and any printed cross-reference numbers on your existing cartridge. Proper fit is important for sealing, circulation, and overall filtration performance.\u003c\/p\u003e\u003cp\u003eThis item is best suited for pool and spa owners, service technicians, and maintenance teams replacing an existing cartridge with a matching Filbur model. Always clean the filter area before installation, seat the cartridge fully, and follow the equipment manufacturer's maintenance guidance for rinse intervals, chemical balance, and replacement timing.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFilbur replacement filter cartridge FC-3081 for compatible spa and pool filter applications\u003c\/li\u003e\n\u003cli\u003eHelps trap debris and support clear water when installed in the correct filter housing\u003c\/li\u003e\n\u003cli\u003eUseful for routine maintenance, seasonal replacement, or restoring filtration after a worn cartridge\u003c\/li\u003e\n\u003cli\u003eCompare all dimensions, end-cap style, and cross-reference numbers before ordering\u003c\/li\u003e\n\u003cli\u003eDesigned for easy cartridge replacement during normal pool or spa service\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243877840,"sku":"FC-3081","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/c4340.jpg?v=1486185608"},{"product_id":"fc-3082","title":"Filbur FC-3082 C-4429 DSF25-50 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eThe Filbur FC-3082 C-4429 DSF25-50 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, selected for customers who need a clean, dependable cartridge for routine water filtration service. It is listed with the reference identifiers C-4429 DSF25-50 to help match existing cartridges, filter labels, and cross-reference notes during replacement. This cartridge is a practical replacement option when the current filter is worn, stained, crushed, or no longer rinses clean after normal maintenance.\u003c\/p\u003e\u003cp\u003eUse this cartridge as part of a regular filter maintenance schedule to support better water clarity, improved debris capture, and more consistent flow through the filtration system. Before ordering, compare the part number, length, outside diameter, inside diameter or opening size, end-cap style, and any printed cross-reference numbers on your existing cartridge. Proper fit is important for sealing, circulation, and overall filtration performance.\u003c\/p\u003e\u003cp\u003eThis item is best suited for pool and spa owners, service technicians, and maintenance teams replacing an existing cartridge with a matching Filbur model. Always clean the filter area before installation, seat the cartridge fully, and follow the equipment manufacturer's maintenance guidance for rinse intervals, chemical balance, and replacement timing.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFilbur replacement filter cartridge FC-3082 for compatible spa and pool filter applications\u003c\/li\u003e\n\u003cli\u003eHelps trap debris and support clear water when installed in the correct filter housing\u003c\/li\u003e\n\u003cli\u003eUseful for routine maintenance, seasonal replacement, or restoring filtration after a worn cartridge\u003c\/li\u003e\n\u003cli\u003eCompare all dimensions, end-cap style, and cross-reference numbers before ordering\u003c\/li\u003e\n\u003cli\u003eDesigned for easy cartridge replacement during normal pool or spa service\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243878352,"sku":"FC-3082","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/17-175-1620_xl.jpg?v=1486185610"},{"product_id":"fc-3130","title":"Filbur FC-3130 C-4316 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eThe Filbur FC-3130 C-4316 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, selected for customers who need a clean, dependable cartridge for routine water filtration service. It is listed with the reference identifiers C-4316 to help match existing cartridges, filter labels, and cross-reference notes during replacement. This cartridge is a practical replacement option when the current filter is worn, stained, crushed, or no longer rinses clean after normal maintenance.\u003c\/p\u003e\u003cp\u003eUse this cartridge as part of a regular filter maintenance schedule to support better water clarity, improved debris capture, and more consistent flow through the filtration system. Before ordering, compare the part number, length, outside diameter, inside diameter or opening size, end-cap style, and any printed cross-reference numbers on your existing cartridge. Proper fit is important for sealing, circulation, and overall filtration performance.\u003c\/p\u003e\u003cp\u003eThis item is best suited for pool and spa owners, service technicians, and maintenance teams replacing an existing cartridge with a matching Filbur model. Always clean the filter area before installation, seat the cartridge fully, and follow the equipment manufacturer's maintenance guidance for rinse intervals, chemical balance, and replacement timing.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFilbur replacement filter cartridge FC-3130 for compatible spa and pool filter applications\u003c\/li\u003e\n\u003cli\u003eHelps trap debris and support clear water when installed in the correct filter housing\u003c\/li\u003e\n\u003cli\u003eUseful for routine maintenance, seasonal replacement, or restoring filtration after a worn cartridge\u003c\/li\u003e\n\u003cli\u003eCompare all dimensions, end-cap style, and cross-reference numbers before ordering\u003c\/li\u003e\n\u003cli\u003eDesigned for easy cartridge replacement during normal pool or spa service\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243889168,"sku":"FC-3130","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/17-175-3700_xl.jpg?v=1486185633"},{"product_id":"fc-3710","title":"Filbur FC-3710 C-4607 PC7-120 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eA spa and pool filter cartridge helps trap suspended debris inside a compatible filtration system, and this Filbur FC-3710 cartridge is designed for C-4607 and PC7-120 applications. When the original cartridge becomes loaded, worn, or less effective, the system can lose the dependable support it should provide.\u003c\/p\u003e\u003cp\u003eThe FC-3710, C-4607, and PC7-120 compatibility give this part practical value because cartridge replacements work best when they match the intended housing and service application closely. A properly selected cartridge helps restore intended filtration performance and contributes to cleaner maintenance results.\u003c\/p\u003e\u003cp\u003eThis type of part is especially useful when the main filter body remains serviceable and the issue is centered on the cartridge element itself. That keeps service focused and efficient.\u003c\/p\u003e\u003cp\u003eInstalled in the proper setup, this filter cartridge helps restore dependable debris capture and contributes to cleaner overall water-care performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFilter cartridge for compatible C-4607 and PC7-120 spa and pool applications\u003c\/li\u003e\n\u003cli\u003eHelps restore dependable filtration performance\u003c\/li\u003e\n\u003cli\u003eUseful when original cartridges are loaded or worn\u003c\/li\u003e\n\u003cli\u003eSupports cleaner routine maintenance\u003c\/li\u003e\n\u003cli\u003eImproves service confidence and filter quality\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243907088,"sku":"FC-3710","price":7.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/c4607.jpg?v=1486185653"},{"product_id":"fc-3730","title":"Filbur FC-3730 C-4611 PC11 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eThe Filbur FC-3730 C-4611 PC11 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, selected for customers who need a clean, dependable cartridge for routine water filtration service. It is listed with the reference identifiers C-4611 PC11 to help match existing cartridges, filter labels, and cross-reference notes during replacement. This cartridge is a practical replacement option when the current filter is worn, stained, crushed, or no longer rinses clean after normal maintenance.\u003c\/p\u003e\u003cp\u003eUse this cartridge as part of a regular filter maintenance schedule to support better water clarity, improved debris capture, and more consistent flow through the filtration system. Before ordering, compare the part number, length, outside diameter, inside diameter or opening size, end-cap style, and any printed cross-reference numbers on your existing cartridge. Proper fit is important for sealing, circulation, and overall filtration performance.\u003c\/p\u003e\u003cp\u003eThis item is best suited for pool and spa owners, service technicians, and maintenance teams replacing an existing cartridge with a matching Filbur model. Always clean the filter area before installation, seat the cartridge fully, and follow the equipment manufacturer's maintenance guidance for rinse intervals, chemical balance, and replacement timing.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFilbur replacement filter cartridge FC-3730 for compatible spa and pool filter applications\u003c\/li\u003e\n\u003cli\u003eHelps trap debris and support clear water when installed in the correct filter housing\u003c\/li\u003e\n\u003cli\u003eUseful for routine maintenance, seasonal replacement, or restoring filtration after a worn cartridge\u003c\/li\u003e\n\u003cli\u003eCompare all dimensions, end-cap style, and cross-reference numbers before ordering\u003c\/li\u003e\n\u003cli\u003eDesigned for easy cartridge replacement during normal pool or spa service\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243907728,"sku":"FC-3730","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/17-175-1155_xl.jpg?v=1486185654"},{"product_id":"fc-3742","title":"Filbur FC-3742 C-4306 PGF5 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eThe Filbur FC-3742 C-4306 PGF5 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, selected for customers who need a clean, dependable cartridge for routine water filtration service. It is listed with the reference identifiers C-4306 PGF5 to help match existing cartridges, filter labels, and cross-reference notes during replacement. This cartridge is a practical replacement option when the current filter is worn, stained, crushed, or no longer rinses clean after normal maintenance.\u003c\/p\u003e\u003cp\u003eUse this cartridge as part of a regular filter maintenance schedule to support better water clarity, improved debris capture, and more consistent flow through the filtration system. Before ordering, compare the part number, length, outside diameter, inside diameter or opening size, end-cap style, and any printed cross-reference numbers on your existing cartridge. Proper fit is important for sealing, circulation, and overall filtration performance.\u003c\/p\u003e\u003cp\u003eThis item is best suited for pool and spa owners, service technicians, and maintenance teams replacing an existing cartridge with a matching Filbur model. Always clean the filter area before installation, seat the cartridge fully, and follow the equipment manufacturer's maintenance guidance for rinse intervals, chemical balance, and replacement timing.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFilbur replacement filter cartridge FC-3742 for compatible spa and pool filter applications\u003c\/li\u003e\n\u003cli\u003eHelps trap debris and support clear water when installed in the correct filter housing\u003c\/li\u003e\n\u003cli\u003eUseful for routine maintenance, seasonal replacement, or restoring filtration after a worn cartridge\u003c\/li\u003e\n\u003cli\u003eCompare all dimensions, end-cap style, and cross-reference numbers before ordering\u003c\/li\u003e\n\u003cli\u003eDesigned for easy cartridge replacement during normal pool or spa service\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243909712,"sku":"FC-3742","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/17-175-1929_xl.jpg?v=1486185657"},{"product_id":"fc-3743","title":"Filbur FC-3743 C-4309 PGF10 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eThe Filbur FC-3743 C-4309 PGF10 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, selected for customers who need a clean, dependable cartridge for routine water filtration service. It is listed with the reference identifiers C-4309 PGF10 to help match existing cartridges, filter labels, and cross-reference notes during replacement. This cartridge is a practical replacement option when the current filter is worn, stained, crushed, or no longer rinses clean after normal maintenance.\u003c\/p\u003e\u003cp\u003eUse this cartridge as part of a regular filter maintenance schedule to support better water clarity, improved debris capture, and more consistent flow through the filtration system. Before ordering, compare the part number, length, outside diameter, inside diameter or opening size, end-cap style, and any printed cross-reference numbers on your existing cartridge. Proper fit is important for sealing, circulation, and overall filtration performance.\u003c\/p\u003e\u003cp\u003eThis item is best suited for pool and spa owners, service technicians, and maintenance teams replacing an existing cartridge with a matching Filbur model. Always clean the filter area before installation, seat the cartridge fully, and follow the equipment manufacturer's maintenance guidance for rinse intervals, chemical balance, and replacement timing.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFilbur replacement filter cartridge FC-3743 for compatible spa and pool filter applications\u003c\/li\u003e\n\u003cli\u003eHelps trap debris and support clear water when installed in the correct filter housing\u003c\/li\u003e\n\u003cli\u003eUseful for routine maintenance, seasonal replacement, or restoring filtration after a worn cartridge\u003c\/li\u003e\n\u003cli\u003eCompare all dimensions, end-cap style, and cross-reference numbers before ordering\u003c\/li\u003e\n\u003cli\u003eDesigned for easy cartridge replacement during normal pool or spa service\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243918288,"sku":"FC-3743","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/17-175-1931_xl.jpg?v=1486185664"},{"product_id":"fc-3744","title":"Filbur FC-3744 C-4307 PGF7 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eThe Filbur FC-3744 C-4307 PGF7 Spa\/Pool Filter Cartridge is a replacement spa and pool filter cartridge from Filbur Manufacturing, selected for customers who need a clean, dependable cartridge for routine water filtration service. It is listed with the reference identifiers C-4307 PGF7 to help match existing cartridges, filter labels, and cross-reference notes during replacement. This cartridge is a practical replacement option when the current filter is worn, stained, crushed, or no longer rinses clean after normal maintenance.\u003c\/p\u003e\u003cp\u003eUse this cartridge as part of a regular filter maintenance schedule to support better water clarity, improved debris capture, and more consistent flow through the filtration system. Before ordering, compare the part number, length, outside diameter, inside diameter or opening size, end-cap style, and any printed cross-reference numbers on your existing cartridge. Proper fit is important for sealing, circulation, and overall filtration performance.\u003c\/p\u003e\u003cp\u003eThis item is best suited for pool and spa owners, service technicians, and maintenance teams replacing an existing cartridge with a matching Filbur model. Always clean the filter area before installation, seat the cartridge fully, and follow the equipment manufacturer's maintenance guidance for rinse intervals, chemical balance, and replacement timing.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFilbur replacement filter cartridge FC-3744 for compatible spa and pool filter applications\u003c\/li\u003e\n\u003cli\u003eHelps trap debris and support clear water when installed in the correct filter housing\u003c\/li\u003e\n\u003cli\u003eUseful for routine maintenance, seasonal replacement, or restoring filtration after a worn cartridge\u003c\/li\u003e\n\u003cli\u003eCompare all dimensions, end-cap style, and cross-reference numbers before ordering\u003c\/li\u003e\n\u003cli\u003eDesigned for easy cartridge replacement during normal pool or spa service\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243918352,"sku":"FC-3744","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/17-175-1930_xl.jpg?v=1486185666"}],"url":"https:\/\/www.bathandspaparts.com\/en-ca\/collections\/spa-filters-replacement-cartridges-filbur-4-outside-diameter-cartridge.oembed?page=8","provider":"Bath and Spa Parts Online","version":"1.0","type":"link"}