Pool Filter 4PK Replacement for Hayward® Swim Clear® C-3025/C3030 PA81 Spa Filte. Replacement filter for Hayward CX580-XRE / C-570, SwimClear C3000 / C-3020 / C-3025 / C-3030 – open with molded gasket. If you are looking for a quality, product to clean the water in your pool – this is the filter for you! We make shopping for filters easy, and we’ll deliver the filter directly to your front door. Industry standard 4oz layered meltblown Spunbond Poly Filter media. Quality construction – Made to OEM Specifications. High impact end caps. 81 Square Feet of Media. 3 Open w/ molded gasket. 4oz layered meltblown Spunbond Poly Filter Media. Replaces These Filter Cartridges. Leslie’s Pool Supplies. Fits In These Systems.