Zurn Wilkins 720A Pressure Vacuum Breaker Assembly

The Wilkins Series 720A Pressure Vacuum Breaker Assembly, with a 3/4 inch size, is designed to protect against backsiphonage in high health hazard non-potable residential and commercial irrigation applications. It features an approved check valve, vacuum relief, two test cocks, and full port resilient seated shut-off valves for both inlet and outlet. The maximum pressure it can withstand is 150 psi, with a temperature range from 33°F to 110°F. Its internal parts are corrosion-resistant, and its all bronze bonnet and body construction provide added strength and protection against light freezes.

This pressure vacuum breaker assembly is meant to be installed on potable water lines to prevent back-siphonage of contaminated water into the potable water supply, particularly in areas where a potential health hazard exists. The test cocks located on the center line of the valve allow for flexible installation options. It ensures consistent, reliable performance, offering world-class backsiphonage protection. The construction of the assembly provides corrosion-resistance, strength, and protection during winterization.

The Wilkins Series 720A is ASSE Listed, IAPMO Listed, and CSA Certified. It is also approved by the Foundation for Cross-Connection Control and Hydraulic Research at the University of Southern California. The visible serial number in any orientation when installed reduces labor time, making maintenance easier. It complies with various standards, including ASSE Listed 1020, IAPMO Listed, and CSA Certified.

The main valve body of this assembly is made of cast bronze ASTM B584, ensuring durability and reliability. The fasteners used are stainless steel, specifically the 300 Series, ensuring a strong and secure connection. With its high-quality construction and superior protection against backsiphonage, the Wilkins Series 720A Pressure Vacuum Breaker Assembly is a top choice for residential and commercial irrigation applications.

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