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Wilkins 420 PVB Pressure Vacuum Breaker

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Wilkins 420 Pressure Vacuum Breaker Assembly 

  • Maximum working water pressure...........175 PSI
  • Maximum working water temperature.....140 Degrees Fahrenheit
  • Hydrostatic Test Pressure.........................350 PSI

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Designed for installation on potable water lines to protect against both backsiphonage and backpressure of polluted water into the potable water supply. Supplied with an integral anti-freeze relief valve to reduce the risk of valve damage under intermittent, non-seasonal freezing conditions. Designed for use under continuous pressure. Assembly shall provide protection where a potential non-health hazard exists.

 

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Wilkins 420 PVB Pressure Vacuum Breaker

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