Specially designed for above ground pools. For use with Intex Easy Set pool models 18', Frame pool models 16' or 18', Oval Frame pool models 20' X 12'. Easy installation - just attach hoses and plug in (Partial assembly required). System flow rate: 1,180 gph (2,839 lph). Pump flow rate: 1,500 gph (3,785 lph) Double insulated pump. Auto timer with preset 2 to 12 hour cycles. Air release valve for air trapper inside filter chamber. Sediment flush valve.