Double Diaphragm Pump Air Consumption (Maximum) 185 scfm Air Intake Connection Size 3/4 in Air Intake Connection Type NPT Threaded Flange Check Seat Material Buna-N Diaphragm Material Buna-N Feet of Head (Maximum) Not Applicable Flow Rate (Maximum) 160 gpm Manifold Connection Single Port Media Discharge Connection Size 2 in Media Discharge Connection Type NPT Threaded Flange Media Discharge Location Top Media Intake Connection Size 2 in