Marketing InformationApollo Valves 36 Series Water Pressure Reducing Valves are designed to protect residential and commercial water distribution systems by controlling excessive pressures. The valves are built for long reliable service with proven ASTM grade materials including a bronze body and stainless steel strainer.Corrosion Resistant Bronze Body and Bonnet100 Percent Factory Tested, Preset to 50 psig (-01)Control Pressure Ranges:10-35 psig, 25-75 psig (standard), 75-125 psigIntegral SS StrainerBalanced Piston DesignInternal Thermal Expansion BypassSingle Union FNPT x FNPT Connection100 Percent Manufactured in USA