The Waterway 817-0131 R is a compatible replacement for the following pool filters:
The Waterway 817-0131 Comp. Pool Filter Replacement is a pool filter cartridge that measures 7" x 32 1/16" and has 3" Open top/bottom holes. This pool filter replacement is constructed with 125 sq. ft. of media area for premium pool filtration. This compatible Waterway filter cartridge keeps swimming pool and spa water cleaner and clearer.