Pressure Reducing Valve
with Low Flow By-Pass
420-2B
400 Series
Buildings &
Construction
Construction
Hydraulically operated, diaphragm actuated pressure reducing control valve that reduces a high upstream pressure to a lower constant downstream pressure, regardless of fluctuating demand or varying upstream pressure.
The model includes a low flow bypass regulated with a Direct Acting Pressure Reducing valve mounted on the valve body.
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- Line pressure driven – Independent operation
- Low flow bypass
- Near zero flow operation
- Extended main valve lifespan
- High performance control trim
- High stability and accuracy at wide flow range
- Drip tight sealing
- Fully supported & balanced diaphragm
- Excellent low flow regulation performance
- Progressively restrains valve closing
- Prevents diaphragm distortion
- In-line serviceable
Typical Applications
- Highrise and midrise office and residential buildings - Reducing pressure at the pressure zone inlet
- Where low-flow and no-flow conditions occur
How 420-2B
is used in
Safe, continuous drinking water with smart pressure solutions.
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