Solenoid Valve Valve Ways 2-Way Valve Starting Configuration Normally Closed Valve Type Diaphragm and Piston Nominal Pipe Size 1 1/4 in Orifice Diameter 1 1/8 in Body Material Brass Coefficient of Volume (Cv) 15 Operating Pressure Differential Air/Inert Gas - Maximum Not Rated Operating Pressure Differential Fuel Gas - Maximum Not Applicable Seal Material EPDM Voltage 110V AC 120V AC Operating Pressure Differential Fuel Oil - Maximum Not Applicable