Double Diaphragm Pump Operation Type Air Operated Valve Type Ball Body Material Polypropylene Inlet/Outlet Size 1-1/2 In. Connection Style Flanged Air Inlet Size 1/2 in FNPT Max Flow GPM 120 Max Operating Pressure 100 psi Max Temp 180 Degrees F Diaphragm Material PTFE Ball Material PTFE Check Seat Material Polypropylene Max Dia Solids 9/32 In. Manifold Connection Single Length 16 In. Width 12-1/4 In. Height 29-5/8 In. Self-Priming Dry 15 ft. Self-Priming Wet 28 ft.