Double Diaphragm Pump, Air Consumption (Maximum) 140 scfm, Air Intake Connection Size 3/4 in, Air Intake Connection Type NPT, Check Seat Material 316 Stainless Steel, Diaphragm Material Buna-N, Feet of Head (Maximum) 231 ft, Flow Rate (Maximum) 208 gpm, Manifold Connection Single Port, Media Discharge Connection Size 2 in, Media Discharge Connection Type NPT, Media Discharge Location Bottom, Center, Media Intake Connection Size 2 in, Media Intake Connection Type NPT