Check the listing for details. Filters Fast FF-0260 Compatible Replacement Pool and Spa Filter Cartridge. Condition: Open box. Listed at 42.99 USD. This compatible replacement pool and hot tub spa filter cartridge is a testament to efficiency and reliability, meeting the same quality standards as the OEM filters. It’s the compatible replacement for Hayward C-900, CX90 and compatible with a variety of part numbers, offering a hassle-free experience. Constructed from durable materials, our swimming pool filter cartridge features a robust structure with 90 square feet of filter media. Upgrade your pool experience with our premium pool supplies. Our pool and hot tub spa filter is also compatible with the following part numbers: compatible replacement for Aladdin 19002, compatible replacement for Baleen AK-7004, compatible replacement for Excel XLS-818, compatible replacement for Filbur FC-1292, compatible replacement for Hayward CX900RE, compatible replacement for Inyo Pool PL0145, compatible replacement for Leslie's Pool Supplies 46190, compatible replacement for Magnum HW900, SR95, WW100PC, compatible replacement for Pleatco PA90, compatible replacement for Pure N Clean PC1292, compatible replacement for Spa Daddy SD-00104, compatible replacement for Sta Rite 25230-0095 and 25230-0095S, compatible replacement for Tier1 PAS-1700, compatible replacement for Unicel C-8409, compatible replacement for Yunda H&H PLF90A. Specifications: Replace your filter every 6-12 months for optimum performanceOur spa hot tub filters feature a 4 inch top and 4 inch bottom, diameter of 8 15/16 inches and length of 17 ⅜ inchesCovers a surface area of 90 square feet