WATTS 0122781 LF709-QT-FDA 4 FLG REDUCE PRESSURE BACK-FLOW PREVENTER WITH EPOXY
WATTS® Reduced Pressure Zone Assembly, Series: LF909, 4 in Nominal, Flanged End Style, 175 psi Pressure, 110 deg F, Quarter-Turn Lever Handle Ball Valve Ball Valve/Gate Valve, Media: Air/Water, Cast Iron Body, Epoxy Powder Coated, 55-1/8 in W, Domestic
This 4 in lead free reduced pressure zone assembly with its exclusive design incorporating the patented air-in and water-out principle for protection during an emergency condition prevents the flow of polluted water from entering into the potable water supply due to back siphonage and or backpressure in accordance with national plumbing codes and water authority requirements. It can be utilized in a variety of installations without the need of any special tools. It is ideal for protection in continuous pressure piping applications and at cross-connections identified as health hazards and from other contaminants found at the service line entrance. This assembly consists of a cast iron body, FDA approved coated quarter turn ball valve shutoffs with lever handles, captured spring check valves, replaceable seats, top mounted test cocks, and a field reversible pressure differential relief valve.
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