Unicel 4000 Series 20 sq. ft. Replacement Filter Cartridge for Hayward MicroStar-Clear C200 | C-4320 FG1005 Use with Natural Chemistry's METALfree

Use with Natural Chemistry's METALfree for the ultimate stain-fighting combination

Acceptable for indoor or outdoor use

Specially formulated to be non-melting

treat twice a week with the recommended Cloudy Water Dosage

Length 13 1/2" Outer Diameter 4 15/16" Top Inner Diameter N/A Bottom Inner Diameter N/A Material 3 oz

Unicel 4000 Series 20 sq. ft. Replacement Filter Cartridge for Hayward MicroStar-Clear C200 | C-4320 FG1005 Use with Natural Chemistry's METALfreeThe Unicel 4000 Series C 4320 delivers 20 sq. ft. of filtration surface area through 110 precision pleats of 3 oz. Reemay 2033 spun bonded polyester engineered as a direct replacement for Hayward and American Products in line filter systems. The increased pleat density maximizes debris capture and extends cleaning intervals, keeping your pool water clear with consistent flow and pressure performance. IMPORTANT: OEM DIMENSIONAL DIFFERENCE The Hayward