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Backflow Prevention


Stainless Steel Reduced Pressure Zone Assemblies

Lead Free* Models Available


1/4 to 1 in. (8 to 25mm)


Series SS009 Stainless Steel 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 stainless steel body construction, two stainless steel check valves, stainless steel check seats, hydraulically-operated relief valve, and stainless steel, vandal-resistant ball valve test cocks. Series SS009 is ideal in applications where the downstream liquid is of a composition where bronze material would be damaged or if it is desirable to eliminate trace elements of lead and copper. Series SS009 is ideal in industrial or plant applications, in medical/diagnostic equipment, reverse osmosis systems, and other health hazard piping systems. 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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