Product Description
Wilkins 720A Pressure Vacuum Breaker Assemblies
Our Pressure Vacuum Breaker protects against backsiphonage in high health hazard, non-potable residential and commercial irrigation applications. The 720A assembly includes an approved check valve, vacuum relief, two test cocks, and inlet and outlet full port resilient seated shut-off valves. This pressure vacuum breaker features a maximum pressure of 150 psi and a temperature range of 33°F to 110°F. The PVB’s corrosion-resistant internal parts and all bronze bonnet and body construction provides added strength and protection against the elements and light freezes. The test cocks located on the center line of valve allow for installation versatility. Upgrade to this contractor favorite today.
Standards Compliance
• ASSE® Listed 1020
• IAPMO® Listed
• CSA ® Certified
• Approved by the Foundation for Cross-Connection Control
and Hydraulic Research at the University of Southern California
Materials:
Main valve body Cast Bronze ASTM B584
Fasteners Stainless Steel, 300 Series
Elastomers Silicone
Buna Nitrile
Polymers Polypropylene
Delrin®
Springs Stainless Steel, 300 series
Features:
Sizes: 1/2", 3/4", 1", 1 1/4", 1 1/2", 2"
Maximum working water pressure 150 PSI
Maximum working water temperature 110°F
Hydrostatic test pressure 300 PSI
End connections threaded ANSI B1.20.1
