Keep your above-ground pool water clean, fresh, and sparkling with the Intex 26679EG 16-inch Krystal Clear Saltwater System and Sand Filter Pump. The all-natural sand provides excellent water filtration as the 6-function control valve allows the pool owner to filter, backwash and rinse, recirculate, drain, and close the system. The built-in 24-hour timer adds to the hassle-free experience with maintaining a cleaner pool.The Krystal Clear Sand Filter Pump generates a pump flow rate of 2,650 gallons per hour, ideal for above-ground pools. Equipped with the Ground Fault Circuit Interrupter, which is an added safety feature that shuts off the pump if electrical current is exposed to water. This effective pump requires virtually no maintenance except the replacement of sand every 5 years.