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The Watts LF800M4-QT is a 3/4 inch lead free anti-siphon pressure vacuum breaker. It prevents polluted water from flowing back into the potable water supply due to back-siphonage. The unit has a bronze body, silicone rubber check valve disc, plastic check valve seat, stainless steel springs, a bonnet with silicone rubber O-ring seal, plastic disc float, tee handle shutoff, and test cocks for winterization.
Easy internal access
Female NPT inlet and outlet with 1/4 turn shutoffs
Lead free
Ideal for irrigation systems and industrial process water systems. Suitable for continuous pressure applications where the water enters the equipment at or below its flood rim. Maximum pressure: 150 PSI, Minimum pressure: 15 PSI.
Brand: Watts
MPN: LF800M4-QT
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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