The Unicel C-7370 R is a compatible replacement for the following pool and spa water filter cartridges:
The Unicel C-7370 Comp. Replacement Pool & Spa Filter is a pool filter cartridge replacement constructed with 75 sq. ft. of pleated Reemay filter media for the reduction of contaminants in swimming pool and spa water. This compatible Unicel spa filter, also known as the Filbur FC-2760, measures 7 1/2" x 18" with a Handle 123 top style and 2" Open bottom style.