Apollo Valves 69ELF114 3/4-inch Water Pressure Reducing Valve Lead free water pressure reducing valve; for 3/4 inch pipe - single Union fnpt Preset pressure @ 50Psi, adjustment range 15 to 75 psi Max temperature 180 degrees F; max pressure 400 psi Certifications: asse 1003-2009, csa B356, NSF/ANSI 61-g, NSF 372, annex F & g, arra Features: stainless Steel screw and nut, sealed Cage, celcon housing, NSF Grade epdm; made in the USA