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Backflow Prevention


Lead Free* Reduced Pressure Zone Assemblies, Bronze

Lead Free* Models Available


3/4 to 2 in. (20 to 50mm)


Series LF909 Lead Free* Reduced Pressure Zone Assemblies prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure. It consists of a Lead Free* Cast Copper Silicon Alloy body construction, bronze ball valve shutoffs, and bronze test cocks. Series LF909 features a "air-in/water-out" design principle for protection during emergency combined backsiphonage and backpressure conditions. It is ideal for health hazard cross-connections or for containment at the service line entrance. Check with local water authorities for installation requirements. Maximum Working Pressure: 175psi (12.06 bar).

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Disclaimer: Watts product dimensions in U.S. customary units and metric are approximate and are provided for reference only. For precise measurements, please contact Watts Technical Service. Watts reserves the right to change or modify product design, construction, specifications, or materials without prior notice and without incurring any obligation to make such changes and modifications on Watts products previously or subsequently sold.

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*The wetted surface of this product contacted by consumable water contains less than 0.25% of lead by weight.

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