The Icon 163736 R is a compatible replacement for the following pool and spa filters:
The Icon - Keyes 163736 Comp. Pool Filter Cartridge has a diameter of 4 1/4 inches, and a length of 23 3/4 inches. This spa filter cartridge has a closed crescent handle style top, and a bottom opening with a diameter of 2 inches. This pool filter replacement will keep the water in your pool or spa clean and clear.