Skip to content
Zurn Wilkins ZW4004ILGSS-S - 2-1/2" ZW4004SS Pressure Reducing Valve
- 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.
- 2-1/2" pressure reducing in-line (globe type) valve with grooved inlet and outlet connections and supervisory switch - S flow curve factory set.
- Non-field adjustable, factory set only.
- Factory installed supervisory switch.
- Available with grooved inlet and outlet.
- Regulates pressure under both FLOW and NO-FLOW conditions.
- choosing a selection results in a full page refresh