Double Diaphragm Pump Air Consumption (Maximum) 100 scfm Air Intake Connection Size 1/2 in Air Intake Connection Type NPT Threaded Flange Check Seat Material Santoprene Diaphragm Material Santoprene Feet of Head (Maximum) Not Applicable Flow Rate (Maximum) 115 gpm Manifold Connection Single Port Media Discharge Connection Size 1 1/2 in Media Discharge Connection Type NPT Threaded Flange Media Discharge Location Top Media Intake Connection Size 1 1/2 in