Quick Pressure Relief Valve
43Q
400 Series
Buildings &
Construction
Construction
Hydraulically operated, diaphragm actuated quick pressure relief valve that relieves excessive system pressure when such pressure rises above a pre-set value. It responds immediately, accurately, and with high repeatability to a rise in system pressure by opening fully. It also provides smooth drip tight closing.
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- Line pressure driven – Independent operation
- High performance control trim
- High accuracy
- Drip tight sealing
- Advanced globe hydro-efficient design
- Unobstructed flow path
- Single moving part
- Non-turbulent flow
- High flow capacity
- Fully supported & balanced diaphragm
- Progressively restrains valve closing
- Prevents diaphragm distortion
- In-line serviceable
- Easy maintenance
- Minimal down time
Typical Applications
- Pressure reducing systems - Protection against pressure rise during sudden demand stoppage or failure
- Old pipe systems - Installed at sensitive spots and line ends to protect against bursts during pressure surges
How 43Q
is used in
Safe, continuous drinking water with smart pressure solutions.
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Quick Pressure Relief Valve
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