Some pressure reduction applications also require upstream pressure maintenance. The ZW209H Pressure Reducing / Sustaining Valve provides both in a single configuration. Standard features ease maintenance and repair to provide the lowest ownership costs.

Product Resources

Spec Sheets & Install

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Features And Benefits

  • Holds downstream pressure to a constant value while sustaining pressure upstream
  • Pressure gauges, wye strainer, isolation valves, and epoxy coating come standard to simplify start-up and maintenance
  • 150 class flanged, 300 class flanged, grooved, and threaded end connections available for installation versatility
  • Maintains a minimum, user-adjustable inlet pressure
  • Globe, reduced port globe, and angle bodies available
Lead Free
Retrofit or Replacement
Zurn Wilkins
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