{"title":"Filbur Pool \u0026 Spa Filters For Spa-In-A-Box Products","description":"\u003cp\u003eFilbur pool and spa filters are renowned for their high-quality construction and efficient filtration capabilities, making them a popular choice for maintaining crystal-clear water in aquatic systems. Filbur filters are designed to capture a wide range of contaminants, including dirt, debris, and fine particles, using advanced filtration media such as pleated polyester or fabric elements. These filters are known for their durability and ease of maintenance, offering features like reinforced end caps and robust filter cores to enhance longevity and performance.\u003c\/p\u003e\n\u003cp\u003eIf you are having difficulty finding the correct replacement filter for your hot tub or pool, please try our \u003ca title=\"Bath \u0026amp; Spa Parts Online Filter Finder\" href=\"\/pages\/filters\"\u003e\u003cstrong\u003eFILTER FINDER\u003c\/strong\u003e\u003c\/a\u003e. You can locate your filter by hot tub brand, the current filter number, by size or by Pleatco, Unicel, Aladdin, or Excel part numbers.\u003c\/p\u003e","products":[{"product_id":"fc-3027","title":"Filbur FC-3027 C-2304 PH3.7-B Spa\/Pool Filter Cartridge","description":"\u003cp\u003eThe Filbur FC-3027 C-2304 PH3.7-B 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-2304 PH3.7-B 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-3027 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":28243869136,"sku":"FC-3027","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/c2304.1.jpg?v=1486185586"},{"product_id":"fc-3120","title":"Filbur FC-3120 C-2305 PSB3.5 Spa\/Pool Filter Cartridge","description":"\u003cp\u003eA spa and pool filter cartridge helps support water clarity by trapping debris within a compatible filtration system, and this Filbur FC-3120 cartridge is designed for C-2305 and PSB3.5 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-3120, C-2305, and PSB3.5 compatibility give this part practical value because replacement cartridges work best when they match the intended filter 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 service need is centered on the cartridge element. That keeps upkeep 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 system operation.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFilter cartridge for compatible C-2305 and PSB3.5 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-care performance\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":28243888016,"sku":"FC-3120","price":5.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/products\/17-175-3695_xl.jpg?v=1486185630"}],"url":"https:\/\/www.bathandspaparts.com\/collections\/filbur-filters-for-spa-in-a-box-products.oembed","provider":"Bath and Spa Parts Online","version":"1.0","type":"link"}