Unicel 4000 Series 20 sq. ft. Replacement Filter Cartridge | 4CH-925 C3310AM filter on units manufactured after

filter on units manufactured after November 1998 only

Pentair Part Number 152165 Part Name Assembly

replacement filter cartridge engineered to exact OEM tolerances

check the underside or edge of your existing lid for the molded Pentair part number — this is the fastest way to confirm you have the correct color variant for your installation

swimmers must not be allowed into the water

Unicel 4000 Series 20 sq. ft. Replacement Filter Cartridge | 4CH-925 C3310AM filter on units manufactured afterThe Unicel 4000 Series 4CH 925 is a 20 sq. ft. replacement filter cartridge engineered for top load filter systems built by Strong Industries. With 190 precision pleated folds of 3 oz. Reemay 2033 spunbond polyester media, this cartridge delivers consistent water clarity and long lasting filtration performance in a compact 7 1 4" profile. Specifications Filter Area 20 sq. ft. Length 7 1 4" Outer Diameter 4 5 8" Top Inner Diameter N A Bottom Inner