Watts LF909-OSY-NYC-FS 6 - Part of the LF909 Large Series silt-fence-selector Pavermate Z3 polymeric sand can

Pavermate Z3 polymeric sand can be used for a wide variety of applications and is packaged for safe and secure storage

This 1 1/2 inch lead free anti-siphon pressure vacuum breaker backflow preventer prevents the reverse flow of polluted water from entering into the potable water supply due to backsiphonage

ZN150F-3NL-C

Strap with Flat-Head Bolt Holes: Built-in strap includes cast ¼-inch diameter holes to secure the boot firmly to the structure and resist movement

To install simply dig a trench under your fence

Watts LF909-OSY-NYC-FS 6 - Part of the LF909 Large Series silt-fence-selector Pavermate Z3 polymeric sand canThis 6 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 field reversible pressure differential relief valve. The coating on this backflow