CONBRACO, 36C-103-01, 36C Series 1/2” Fem Union Water Pressure Reducing Valve, Model # 36C-103-01, 1/2" npt, range adjustment 25 to 75 psi. Application Liquid Services. Body Material Cast Red Bronze. Working Pressure 400 psi. Working Temperature 33 deg F-180 deg F. The Apollo Model PRC (36C Series) Compact Water Pressure Reducing Valves are designed to protect residential and commercial water distribution systems by automatically reducing excessive supply pressures. Features a cast bronze body, stainless adjusting screw and sealed cage for vault installations. The sturdy polymer cage is UV resistant and dielectric for maximum corrosion resistance. Designed for easy in-line servicing with bottom cleanout access to seat disc and strainer. 100% factory tested and preset at 50 psi. Made in USA. Not intended for potable water service.