Pressure Vacuum Breaker Assy, Zurn Wilkins, 720A, 1/2"

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Designed for installation on potable water lines to protect against backsiphonage of contaminated water into the potable water supply. Assembly shall provide protection where a pot ential health hazard exists. Features / Benefits Tapped ball valves with threaded test cocks allows installation in either position allowing direct replacement of other manufacturer's PVB, regardless of orientation Bronze Bonnet for greater strength and durability Serial Number visible in any installed orientation Top access for easy maintainability Protects against backsiphonage Typical application: irrigation system Owner must protect from freeze damage Maximum working water pressure: 150 PSI Maximum working water temperature: 110&degF Hydrostatic test pressure: 300 PSI End connections threaded: ANSI B1.20.1 Show more