Model 59905 - Type B above-ground pool cartridge for Intex and Sand N Sun Easy Set Pools. Fits Intex pool pump/filter 56633, 54611, 633, 520R, FP621 models. Measures 5-inches x 10-inches. Compatible with and can be used to replace Type B Intex filter cartridges which are 5.75-inches x 10-inches. Features easy to clean Dacron filter.
Clean the cartrige regularly to protect your pool filter pump by spraying with a garden hose. Carefully brush off fine particles after the cartrige dries. Remove oils and algae with a commercial soaking cleaner. Replace filter cartridges every two weeks.