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Pool Filter Grids & Cartridges

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  • Unicel DE Filter Replacement Grids for Waterway Crystal Water 60 sq ft FS-2005 Unicel FS-2005 DE Grid Set 7 Large 1 Partial for Waterway Crystal Water Filter

    Unicel FS-2006 Replacement DE Filter Grids for Hayward Pro-Grid 72 sq ft | 7 Full & 1 Partial | USA Made

    Upgrade your Hayward Pro-Grid 72 sq. ft DE Filter with this premium Unicel grid replacement set, proudly produced in California. The package delivers a complete set of 8 grids — 7 large and 1 partial — providing everything needed to restore peak filtration performance. Installing these grids guarantees your pool or spa water stays brilliantly clean and crystal clear throughout the season. Key Benefits Origin:...
    Regular price $299.99
    Regular price Sale price $299.99
    Unit price /  per 
  • Unicel 5CH-352 Spa Filter Cartridge for Marquis Spas 35 Sq Ft Unicel Marquis Spas Replacement Cartridge 5CH-352 35 Sq Ft

    Unicel Replacement Cartridge for Marquis Spas 35 Sq Ft | 5CH-352

    The Unicel 5CH-352 is a premium replacement filter cartridge built specifically for Marquis spa systems, delivering 35 square feet of effective filtration surface area. Featuring 151 precision-formed pleats of industrial-grade Reemay polyester media, this cartridge traps particulates as fine as approximately 20 microns to keep your spa water immaculately clean. A sturdy 2-inch male-threaded (MPT) base connection paired with a molded bar-top handle ensures secure...
    Regular price $47.99
    Regular price Sale price $47.99
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  • Waterway Crystal Water DE Filter Element Cluster 36 Sq Ft 550-4110 Waterway DE Filter Cluster 550-4110 Assembly View

    Waterway Crystal Water 36 Sq. Ft. DE Filter Element Cluster - Part 550-4110

    Restore your pool's filtration power with this 36 sq. ft. DE filter element cluster, precisely engineered as a drop-in replacement for the Waterway Crystal Water DE filter model 570-0036-07. Featuring high-grade synthetic filtration media, this fully assembled cluster traps fine particulates, algae, and suspended debris to keep your pool water pristine and inviting. The package comes complete with the OEM top collector manifold with air...
    Regular price $279.99
    Regular price Sale price $279.99
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  • Waterway Crystal Water DE Filter Element Cluster 48 Sq Ft 550-4120 Waterway DE Filter Cluster 550-4120 Assembly Detail
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    Waterway Crystal Water 48 Sq. Ft. DE Filter Element Cluster - Part 550-4120

    Bring your pool filtration back to peak condition with the OEM Waterway Crystal Water DE Filter Element Cluster | 48 Sq. Ft. | 550-4120. This fully assembled replacement grid cluster is purpose-built for Waterway Crystal Water DE filters including model 570-0048-07, offering 48 square feet of high-performance synthetic filtration media that captures even the finest suspended particles and contaminants. Every component arrives ready to install:...
    Regular price $299.99
    Regular price Sale price $299.99
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