Unicel C-7472-4 Cartridge Filter Set – 4 Pack CCP520 Ready for Links It supports chlorine or bromine

It supports chlorine or bromine by breaking down oils and organics that reduce sanitizer efficiency

Using pool-approved installation practices

Swamp to Swim is commonly used after winter openings

Modern pool systems rely on efficient circulation

Protects against new staining and scaling

Unicel C-7472-4 Cartridge Filter Set – 4 Pack CCP520 Ready for Links It supports chlorine or bromineThe Unicel C 7472 Cartridge Filter Set (4 Pack) is a premium OEM quality replacement designed to restore filtration efficiency, water clarity, and flow performance in compatible cartridge filter systems. Commonly used as a replacement for Pentair Clean & Clear Plus 520 (CCP520) and equivalent systems, this four cartridge set ensures balanced filtration across the entire tank for consistent, reliable results. Cartridge filters rely on uniform pleat