This 1 1/4" anti-siphon pressure vacuum breaker backflow preventer helps prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage. It consists of bronze body construction, silicone rubber check valve disc, plastic check valve seat, stainless steel springs, a bonnet with silicone rubber O-ring seal, a lightweight plastic disc float, lever handle shutoffs, and test cocks for winterization draining. It is ideal in health hazard continuous pressure applications such as irrigation systems and industrial process water systems where the water enters the equipment at or below its flood rim. Maximum pressure is 150 psi (10.3 bar). Minimum pressure is 15 psi (55kPa).

• Bronze body construction for durability and long life
• The acetal bonnet acts as a freeze plug to prevent costly body damage
• Designed for reliable long-lasting performance with a silicone rubber sealing float O-ring and seal check disc that are resistant to heat, shock, and chemicals
• Internal parts are easy to access and service with no special tools required
• The test cocks are conveniently positioned for easy testing and winterization