Unicel 6CH-925 25 sq. ft. Pool & Spa Filter Cartridge – 6" x 8-1/4" with Semi-Circular Handle Covers & Cover Accessories

Unicel 6CH-925 25 sq. ft. Pool & Spa Filter Cartridge – 6" x 8-1/4" with Semi-Circular Handle Covers & Cover AccessoriesThe 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

Helps clean non-living organic waste from inside spa plumbing using a concentrated formula with SMARTZyme technology

Pro Tip: Always turn off the pump and release all pressure from the filter tank via the air relief valve before opening the tank

clearly defined and evenly separated

This specific model has:

Note: Do not backwash or clean filter within 48 hours after adding this product

The Pentair Clean & Clear Plus 320 and Waterway Crystal Water 325 systems each require four (4) cartridges for a complete replacement

Thermo Spas of Connecticut

Free & Klear blends our original SeaKlear Chitosan Clarifier

This cartridge is listed as compatible with select Aqua Spa models

Ladder must be attached to pool frame -not for use on soft-sided/inflatable pools

the PSR137 meets the exact dimensional specifications of the original equipment cartridge

Easy to read dual scale (GPM / LPM)