The Pentair 570102 R is a compatible replacement for the following pool and spa filters:
The Pentair 570102 Comp. Pool & Spa Filter Cartridge has a diameter of 4 15/16 inches, and a length of 11 7/8 inches. This spa filter cartridge has open top and bottom holes with diameters of 2 1/8 inches. This pool filter replacement will keep the water in your pool or spa clean and clear.