The 3/4 in. 720 Amp Pressure Vacuum Breaker Assembly protects against backsiphonage in high health hazard, non-potable residential and commercial irrigation applications. The 720 Amp includes an approved check valve, vacuum relief, 2 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 test cocks on center line of valve allow for installation versatility.