This 3/4 in water pressure reducing valve is for low pressure ranges. It is designed to reduce incoming water pressure to protect plumbing systems and reduce water consumption for commercial, industrial and residential applications. It consists of a lead free brass body construction, FNPT inlet and outlet connection, integral stainless steel strainer, thermoplastic seat, bronze sealed spring cage for accessible outdoor waterworks or pit installations and a thermal expansion bypass. The temperature range is 33 to 180 deg F. The low pressure range is 10 to 35 psi with the pressure setting set at 30 psi.