Quick Pressure Relief Valve IR-43Q


  • Hydraulic Pressure Control
    • Line pressure driven
    • Long-term drip tight sealing
    • Long-term setting stability
    • Wide setting range
    • Tight setting window with minimal hysteresis
  • Advanced Globe Hydro-Efficient Design
    • Unobstructed flow path
    • Single moving part
    • High flow capacity
  • Fully Supported and Balanced Diaphragm
    • Requires low opening and actuation pressure
    • Progressively restrains valve closing
    • Prevents diaphragm distortion
  • User-Friendly Design
    • Easy pressure setting


The Bermad Quick Pressure Relief Valve is a hydraulically operated, diaphragm actuated control valve that relieves excessive line pressure when it rises above the preset maximum. This valve responds to a rise in system pressure immediately, accurately, and with high repeatability, by opening fully. Additionally, the Bermad Model IR-43Q provides smooth drip tight closing.

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