Double Diaphragm Pump Pump Operation Type Air Operated Max Flow 47 gpm Max Temp - Pumps 150 Degrees F Housing Material - Pumps Polypropylene Inlet/Outlet Size 1 in Connection Style Flange Air Inlet Size 1/4 in FNPT Diaphragm Material - Pumps PTFE Agency Compliance CE REACH RoHS Valve Type Ball Max Flow GPM 47 gpm Max Operating Pressure 120 psi Ball Material PTFE Check Seat Material Polypropylene Max Dia Solids 1/8 in Manifold Connection Flanged Length 17 1/2 in