The Unicel C-7660 R is a pool and spa water filter cartridge that is the correct compatible replacement for the following filters:
The Unicel C-7660 Comp. Pool & Spa Filter Cartridge has an outer diameter of 7 7/8 inches, with a length of 14 inches. This Unicel pool filter has an open top and bottom with both having diameters of 3 1/16 inches. This Unicel C-7660 filter contains 60 square feet of filter media.