The 110-120V 1,200 GPH Sand Filter Pump has a flow rate of 2,450 GPH. Six function control enables the pool owner to filter, backwash, rinse, recirculate, drain and close system. The pump comes with a 24-hour automatic timer, GFCI safety shutoff, and a strainer basket that allows for easy cleaning and prolongs the life of sand. Hydro Aeration Technology is incorporated into the filter pump for improved circulation and filtration, improved water clarity and increased negative ions at the water surface. 110-120V 3,000 GPH Sand Filter Pump System flow rate of 2,450 GPH 6 function control - enables pool owner to filter, backwash, rinse, recirculate, drain & close system 24 hour automatic timer GFCI safety shutoff Hydro Aeration Technology incorporated into the filter pump for improved circulation and filtration, improved water clarity and increased negative ions at the water surface