Zurn Elkay - Pressure Vacuum Breaker Assy, 720A, 1/2" - 12-720A

Zurn Elkay - Pressure Vacuum Breaker Assy, 720A, 1/2" - 12-720A

Replaces: 901647

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 potential 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°F 
• Hydrostatic test pressure: 300 PSI 
• End connections threaded: ANSI B1.20.1