Watts 909M1 QT 1-1/2"

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Series 909
Reduced Pressure Zone Assembly Valve

1-1/2"

Series 909 Reduced Pressure Zone Assemblies are designed
to provide superior cross-connection control protection of the
potable water supply in accordance with national plumbing
codes and containment control for water authority requirements.
This series can be utilized in a variety of installations, including
health hazard cross-connections in plumbing systems or
for containment at the service line entrance. With its exclusive,
design in corporating the patented “air-in/water-out” principle it
provides maximum relief valve discharge during the emergency
conditions of combined backsiphonage and backpressure with
both checks fouled. Model 909QT, standardly furnished with full
port, resilient seated and bronze ball valve shutoffs.