The Waterway 817-0175P R is a compatible replacement for the following pool and spa filters:
The Waterway 817-0175P Comp. Pool Filter Replacement has top and bottom open holes with diameters of 4 inches. This pool filter replacement has a diameter of 8 15/16 inches and a length of 28 3/16 inches. This pool filter cartridge will keep the water in your pool or spa clean and clear.