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This 4 inch lead free reduced pressure zone backflow preventer assembly with its exclusive design incorporating the 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 backsiphonage 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 lead free epoxy coated cast iron body, domestic outside stem and yoke resilient seated gate valves, captured spring check valves, replaceable seats, top mounted test cocks, and a field reversible pressure differential relief valve.

This cover repair kit is used to repair or replace the cover on a 2 inch lead free reduced pressure zone assembly used to prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure. This kit consists of a cover and cover O-ring.

This Cast Iron Flanged Wye Pattern Strainer, 3 IN Watts Model 77F-DI-FDA-125, has 304 stainless steel perforated screens, a cast iron flanged retainer cap and a drain blow off connection furnished with a closure plug. The strainer also features a double coated, heat fused epoxy coating on the interior and exterior for FDA approved sanitary applications.

This air gap for reduced pressure zone assembly, 6 to 4 IN series 909 and 8 to 10 IN series 909M1, provides an unobstructed, physical separation between the discharge end of a potable water supply line and an open receiving vessel. The installation of an air gap and drain line are recommended on reduced pressure zone assemblies. It can be installed vertically or horizontally (vent elbow required for vertical installation).

This air gap splash guard for reduced pressure zone assembly, 2 1/2 to 10 IN series 994, provides an unobstructed, physical separation between the discharge end of a potable water supply line and an open receiving vessel. The installation of an air gap and drain line are recommended on reduced pressure zone assemblies. It can be installed vertically or horizontally (vent elbow required for vertical installation).