1″ (2.5 cm) Pressure Vacuum Breaker (PVB) (53300)

  • Protects household drinking water from backflow contamination
  • Twist-off cap and built-in unions for easy maintenance


Economical and easy to install, Pressure Vacuum Breakers (PVB’s) prevent the backflow of contaminated water into pressurized, potable water supplies. Recommended when installing in-line valves or valves that do not include built-in backflow protection. 


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