Dixon Powhatan Factory Set True Pressure Reducing Brass Valve – 2 1/2″ – 2 1/2″ – 18-457-00077

Description

True combination shut-off and pressure reducing valves. 1-1/2″ size reduces inlet pressure of 300 PSI or less to working pressures of 10 through 175 PSI. 2-1/2″ size reduces inlet pressures of 400 PSI or less to desired working pressures from 20 through 175 PSI under discharge or static conditions. Features Female female valves are furnished with OPEN / CLOSED Indicator Bonnet for rapid confirmation of the valves status in the system. Factory valves are tamper resistant Cast brass Product Details Note** Flow values for inlet static and residual pressure readings are needed for all types of valves (standpipe or sprinkler). Please provide a Desired Residual Outlet pressure range. Pow-R-Matic Valves are listed by Underwriters Laboratories for Automatic Sprinkler Systems as floor or zone control valves Standpipe Systems – Class I II & III Automatic Check Valve for Dual Riser Systems Approved by the New York City Board of Standards & Appeals 97-74-SM Approved by the City of Los Angeles and the City of San Francisco (ULC 2-1/2)