The 1 in. 720A Pressure Vacuum Breaker Assembly protects against backsiphonage in high health hazard, non-potable residential and commercial irrigation applications. The 720A includes an approved check valve, vacuum relief, two test cocks, and inlet and outlet full port resilient seated shut-off valves. It also features a maximum pressure of 150 psi and a temperature range of 33°F to 110°F. The corrosion-resistant internal parts and all bronze bonnet and body construction provides added strength and protection against light freezes, while the tapped ball valves allow for easy installation in any position.