Star Water Systems 1/2 in. Low Lead Pressure Relief Valve is designed to provide reliable pressure relief for water well systems producing more than 75 P.S.I. at the tank. Featuring a 1/2 inch pipe thread and set to activate at 75 P.S.I., this valve ensures safe pressure regulation. It a capacity of 1200 gallons per hour at 70 P.S.I., making it suitable for various residential and commercial water systems. The valve includes a 1/2 inch MIPS inlet and a 1/2 inch FIPS outlet, with a pressure rating of 70 psi. Packaged individually on a card, it combines efficiency with ease of installation and maintenance. Model Number: KH21LLC