The Unicel C-7417 R is a pool and spa water filter cartridge that is the correct compatible replacement for the following filters:
The Unicel C-7417 Comp. Pool & Spa Water Filter has an outer diameter of 7 1/2 inches, with a length of 14 13/16 inches. This Unicel pool filter has an open top and bottom with both having a diameter 2 15/16 inches. This Unicel C-7417 filter contains 50 square feet of filter media.