Features: Type A or Type C replacement cartridges keep your above-ground pool water clean, clear and refreshing all year round. Applicable model: compatible with all for - A/C filter elements, for - III filter element- filter pump.Homogeneous material: The homogeneous polyester filter media material ensures that it traps deposits and debris while ensuring maximum water flow through the filter element- for optimal filtration performance. As a result, the service life of the filter pump is extended.Compatible/replaceable: Type A or C filter elements compatible with: for - 59900E, 29000E, 28603EG, 28637EG, 28635EG, 28671EG, 58603E, 58604E, 56635E, 56636E, 56637E, 56638E, 58623 and Pool filter pumps for - 500, 530, 800, 1000 and 1500 , 603, 604/G, 635T, 636T/G, 637R, 638/G, CS7111, CS7221/72321, EC07111, EC07221/7231, Krystal Clear 02, 12R, Group pool filters 1000, 1500, 2000, SFX-1000, SFX-1500, Model RP-800, RP-1000, RP-2000, RX-1000, RX-1500, CP-2002 - Compatible with for - 29000E for - 530/800/1000/1500 pumps (110-120V) for SFX-1000/SFP-1500 filter pumps. Applicable pool model: suitable for 28270, 28202, 28120, 28164, 28232 and other series of swimming pools, pool filter circulation pumpEasy to clean and maintain: Pool filter elements can be cleaned and reused. When it's dirty, rinse under strong water pressure to remove any loose debris. Replace the filter with a new every 2 weeks for best results. Dimensions: Outer Diameter: 4.25 inches, Inner Diameter: 1.9 inches, Height: 8.0 inches. Convenient and economical combination of 5 filter elements. Product size: height 20.3cm, diameter 10.8cm, inner diameter 4.7cm, end cap- thickness: 8mmHow to use:1. Cycle: 530-1500 gallons per hour, the filter element- should be replacedevery two weeks. Filter area: 5 square feet2. Turn off the power of the pump and use the air valve- on the filter to discharge the excess air pressure of the system.3. Remove all clips and/or covers from the filter.4. Remove the filter element- from the filter tank and remove all loose debris5. Rinse the filter element- thoroughly with clean water, and then return it to the filter tank. Secure the tank cover and all belt clips.Color: WhiteMaterial: PP+polyester fiberPackage Contents:9 x replaceable pleated filter cottonOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.