Double Diaphragm Pump Pump Operation Type Air Operated Max Flow 106 gpm Max Temp - Pumps 275 Degrees F Housing Material - Pumps Stainless Steel Inlet/Outlet Size 1-1/2 In. Connection Style NPT Air Inlet Size 3/4 in FNPT Diaphragm Material - Pumps Santoprene(R) Agency Compliance CE ATEX EAC Valve Type 24 ft. Max Flow GPM 106 Max Operating Pressure 125 psi Ball Material Santoprene(R) Check Seat Material UHMW Polyethylene Max Dia Solids 1/4 In. Manifold Connection Single