Unicel 6CH-925 25 sq. ft. Pool & Spa Filter Cartridge – 6" x 8-1/4" with Semi-Circular Handle Pool Nets & Leaf Rakes Replacing all four at once

Replacing all four at once maximizes system performance and ensures even flow across all cartridges

✓ Salt system safe: Won't interfere with your salt generator

economical option for service professionals managing high-volume accounts

Used to test for pH

Natural Chemistry PhosFree Extra Strength - 3 L Bottle

Unicel 6CH-925 25 sq. ft. Pool & Spa Filter Cartridge – 6" x 8-1/4" with Semi-Circular Handle Pool Nets & Leaf Rakes Replacing all four at onceThe Unicel 6CH 925 delivers 25 sq. ft. of filtration area in a compact 8 1 4" x 6" profile purpose built for top load and front access spa filter housings. With 132 precision formed pleats of 3 oz. Reemay 2033 spun bond polyester media, this cartridge maximizes dirt holding capacity while maintaining consistent flow through its injection molded 1 1 2" MPT threaded base. Specifications Filter Area 25 sq. ft. Length 8 1 4" Outer Diameter 6" Top Opening