Double Diaphragm Pump Pump Operation Type Air Operated Max Flow 13 gpm Max Temp - Pumps 150 Degrees F Housing Material - Pumps Polypropylene Inlet/Outlet Size 1/2 in Connection Style NPT Air Inlet Size 1/4 in FNPT Diaphragm Material - Pumps Urethane Agency Compliance CE REACH RoHS Valve Type Ball Max Flow GPM 13 gpm Max Operating Pressure 100 psi Ball Material Urethane Check Seat Material Polypropylene Max Dia Solids 3/32 in Manifold Connection Single Length 14 in