Unicel C-7472 Replacement Filter Cartridge for Pentair Clean & Clear Plus & Waterway Crystal Water 525 | 125 Sq. Ft. | 32 1/16" Check Valves WinterPill® clarifies the pool water

WinterPill® clarifies the pool water and helps reduce scaling and staining during your winter months

SMARTZyme™ technology reduces non-living organic buildup

12 & 3 O'Clock Conduit Entries

Neutralizes iron

Unicel C-7472 Replacement Filter Cartridge for Pentair Clean & Clear Plus & Waterway Crystal Water 525 | 125 Sq. Ft. | 32 1/16" Check Valves WinterPill® clarifies the pool waterThe Unicel C 7472 is a 7000 Series 125 sq. ft. replacement filter cartridge engineered for Pentair's Clean & Clear Plus and Waterway's Crystal Water 525 sq. ft. systems. With 163 precision pleats of 4 oz. Reemay 2040 spun bonded polyester, it delivers maximum filtration surface area and long lasting media performance in one of the most popular large format residential cartridge filters on the market. IMPORTANT: This System Requires Four (4) Cartridges