The Saratoga PSG27.5-M R is a compatible replacement for the following pool filters:
The Saratoga PSG27.5 Microban Comp. Pool & Spa Filter is a pool filter cartridge built with Reemay filter fabric and Microban antimicrobial protection. Measuring 4 5/8" x 11 1/4", this spa filter cartridge features a closed top hole with a Crescent Handle top style. This pool water filter has a 1 1/2" MPT bottom style and 27 sq. ft. of media area.