Keep your pool water Krystal Clear and refreshing this summer with the Intex 1,500 GPH Filter Cartridge Pump! Boasting a pump flow rate of 1,500 gallons per hour and a system flow rate of 1,180 gallons per hour, this pump will circulate and filter the water in your above ground pool to keep everything clean, refreshing, and fun. In addition, the maintenance for this pump is a breeze: just the occasional cartridge rinse or swap to keep this pump running strong. This filter uses Type A filter cartridges (Item #29000E) which should be changed every couple of weeks. This pump is a must have for any above ground pool up to 18 feet in diameter, see for yourself! Lastly, this pump features a built-in timer to set the operating time, making it incredibly simple and convenient to use. NOTE: If the pump will not start at all, check the GFCI outlet on the plug to ensure it has been properly reset for use and check that the GFCI is not being plugged into an extension cord. Refer to page 13 in manual (Other content) for troubleshooting steps.