Solenoid Valve Valve Ways 2-Way Valve Starting Configuration Normally Closed Valve Type Diaphragm and Piston Nominal Pipe Size 2 in Orifice Diameter 1 3/4 in Body Material Brass Coefficient of Volume (Cv) 43 Operating Pressure Differential Air/Inert Gas - Maximum Not Rated Operating Pressure Differential Fuel Gas - Maximum Not Applicable Seal Material PTFE Voltage 110V AC 120V AC Operating Pressure Differential Fuel Oil - Maximum Not Applicable