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The Pressure-Tru™ ZW4004SS pressure reducing valve is a floor control valve in automatic sprinkler systems, as well as a standpipe valve for class I and class III systems. The factory set valve regulates pressure under both flow and no-flow conditions.
Zurn® Pressure-Tru™ ZW4004GSS-Q Angled Automatic Fire Control Valve, 2-1/2 in Nominal, Grooved, 310 psi, Bronze Body