Watts LF909-QT-FDA-FS 4 - Part of the LF909 Large Series Egress System 0 Outlet Connection Size 3/8

0 Outlet Connection Size 3/8 IN Outlet Connection Type Female Threaded Outlet Thread Type FPT Part Number 0548011 Port Type Full Seat Material PTFE Series S-FBV-1 Stem Packing Material PTFE Stem Shaft Material Stainless Steel Stem Type Bottom Loaded Blowout Proof Thrust Washer Material PTFE Valve Style 2-piece WOG Rating 1000 PSI Specification Sheet - S-FBV-1

and a gallons per minute metered bypass to detect underground leaks and unauthorized water use

Built from durable linear low-density polyethylene (LLDPE)

The temperature relief is at 180 degrees F

and test cocks

Watts LF909-QT-FDA-FS 4 - Part of the LF909 Large Series Egress System 0 Outlet Connection Size 3/8This 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. It is ideal for protection in continuous pressure piping applications and at cross connections identified as health hazards. This assembly consists of an epoxy coated cast iron body, FDA approved coated quarter turn ball valve shutoffs with lever