FILTER CARTRIDGE: It plays a crucial role in keeping your pool water clean and clear! COMPATIBLE: designed for filter pumps with 110-120V, 2,006-5,678 L (530-1,500 gal.) and 220-240V 5,678 L (1,500 gal.) per hour. DIRT REMOVAL: the cartridge is the first line of defence against dirt, oils, and micro-debris. They efficiently ensure that your pool maintains its clean water! EASY TO USE: Keeping your pool water at its best is hassle-free. You can clean the filter cartridge as needed using a simple garden hose STOCK UP: We recommend you to replace filter every two weeks for best results, in a busy period!