Double Diaphragm Pump, Air Consumption (Maximum) Not Applicable, Air Intake Connection Size 3/4 in, Air Intake Connection Type NPT, Check Seat Material 316 Stainless Steel, Diaphragm Material Santoprene, Feet of Head (Maximum) 289 ft, Flow Rate (Maximum) 122 gpm, Manifold Connection Single Port, Media Discharge Connection Size 1 1/2 in, Media Discharge Connection Type NPT, Media Discharge Location Bottom, Media Intake Connection Size 1 1/2 in, Media Intake Connection Type NPT