Watts LF909-OSY-NYC-FS 4 - Part of the LF909 Large Series Access Tile flexible and waterproof

flexible and waterproof

Double Threaded Pipe Connector: Allows secure

ZB415C-4NH

Z415SH-3NL

Watts LF909-OSY-NYC-FS 4 - Part of the LF909 Large Series Access Tile flexible and waterproofThis 4 inch lead free reduced pressure zone backflow preventer assembly prevents the reverse flow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure. This assembly consists of an epoxy coated cast iron body, OSY resilient seated gate valves, captured spring check valves, replaceable seats, top mounted test cocks and a field reversible pressure differential relief valve. The coating on this backflow