Double Diaphragm Pump Air Consumption (Maximum) 100 scfm Air Intake Connection Size 1/2 in Air Intake Connection Type FNPT Check Seat Material Santoprene Diaphragm Material Santoprene Feet of Head (Maximum) Not Applicable Flow Rate (Maximum) 107 gpm Manifold Connection Single Port Media Discharge Connection Size 1 1/2 in Media Discharge Connection Type NPT Media Discharge Location Top Media Intake Connection Size 1 1/2 in Media Intake Connection Type FNPT