Watts LF909-OSY-NYC-FS 4 - Part of the LF909 Large Series Access Tile Z415SH-3NL

Z415SH-3NL

serviceable access is needed

The Flexible Expansion Joint For Concrete provides a durable solution for accommodating the natural movement of concrete surfaces due to thermal expansion or heavy loads

ZB415C-4NH

Includes mounting hardware for secure connection to strainers

Watts LF909-OSY-NYC-FS 4 - Part of the LF909 Large Series Access Tile Z415SH-3NLThis 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