Solenoid Valve, Plastic Solenoid Valve, Valve Ways and Positions 2-Way/2-Position, Normally Closed, Media - Valves Water, Pipe Size - Valves 1/2 in, Min. Operating Pressure Differential 5 psi, Max. Operating Pressure Differential Water 150 psi, Environmental Rating - Valves Indoor, Outdoor, Washdown, Voltage 24V DC, Coefficient of Volume 4.5, Body Material - Valves Polymide, Polyphenylene Ether, Coil Insulation Class F, Seal Material - Valves Santoprene, Orifice Dia. 3/4 in WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov -