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Cast bronze valve with rising stem, internal parts of brass and chrome silicon. Red aluminum hand wheel. Regulates pressure under both flow and no-flow conditions. Built in Supervisory Switch. Listed by Underwriters Laboratories as a Floor Control Valve, an Indicating Valve, and as a checking device.
The 4032-FA1 is an angle valve which connects to 2.5" N.P.T. for both inlet and outlet; where 4032-FA1-GRV connects to 2.5" grooved connection for both inlet and outlet.