{"product_id":"40505-2pk","title":"Darlly Cartridge [50 sq ft Pair, 2-1\/8\" OD Top x 2-1\/8\" OD Bottom x 4-15\/16\" dia x 6-5\/8\" L] (40505-2PK)","description":"\u003cp\u003eThe Darlly 40505-2PK filter cartridge set is designed for compatible filtration systems that use a paired 50 square foot cartridge configuration. Each cartridge features 2-1\/8 inch top and bottom openings, a 4-15\/16 inch diameter, and a 6-5\/8 inch length, making this two-pack especially useful for systems built around dual compact elements.\u003c\/p\u003e\u003cp\u003ePaired cartridge systems require the right size on both elements to maintain proper balance and fit inside the housing. Replacing both together can be a smart maintenance move when the existing pair has aged at the same rate and the goal is to restore the system with a matched set. This helps reduce inconsistency and simplifies service planning.\u003c\/p\u003e\u003cp\u003eThe Darlly 40505-2PK is a practical choice for buyers who need a compact dual-cartridge replacement set rather than a single standalone element. It offers fit consistency, cleaner service workflow, and a more complete maintenance solution for compatible systems.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDarlly replacement filter cartridge pair\u003c\/li\u003e\n\u003cli\u003e50 square feet of filtration area per paired set\u003c\/li\u003e\n\u003cli\u003e2-1\/8 inch top and bottom openings\u003c\/li\u003e\n\u003cli\u003e4-15\/16 inch diameter x 6-5\/8 inch length\u003c\/li\u003e\n\u003cli\u003eConvenient two-pack for compatible dual-cartridge systems\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Darlly Filtration","offers":[{"title":"Default Title","offer_id":48495575629979,"sku":"40505-2PK","price":28.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/9347\/files\/17-777-1615_XL.jpg?v=1777941633","url":"https:\/\/www.bathandspaparts.com\/products\/40505-2pk","provider":"Bath and Spa Parts Online","version":"1.0","type":"link"}