The Rainbow 5 x 9 1/4 R is a compatible replacement for the following pool and spa filters:
The Rainbow Plastics 5" x 9 1/4" Comp. Pool Filter has a diameter of 4 15/16 inches and is 9 1/4 inches long. This Rainbow Plastics pool filter has top and bottom openings with diameters of 2 1/8 inches. This Rainbow Plastics filter replacement contains 35 square feet of filter media. This pool water filter cartridge will keep your pool or spa water clean and clear.