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Watts 0387114 is a 1-1/2 in 800M4-QT anti-siphon pressure vacuum breaker that prevents reverse flow of polluted water into potable supplies due to backsiphonage. The device features a bronze body, silicone rubber check valve disc, plastic check valve seat, stainless steel springs, a bonnet with silicone O-ring, a lightweight plastic disc float, lever-handle shutoffs and test cocks for winterization. It is rated to 150 psi maximum and 140 degrees F maximum temperature.
1-1/2 in anti-siphon vacuum breaker, 150 psi max, female NPT connections, for non-potable continuous-pressure applications.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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