The top features a 10⅜″ round heel-proof ductile iron grate securely fastened with a gasket seal to prevent leakage into lower levels
Specifications Body Material Lead Free Copper Silicon Alloy Brand Watts EAN 098268575002 Inlet Connection Size 1 IN Inlet Connection Type Female Threaded Inlet Thread Type NPTF Lead Free YES Maximum Working Pressure-PSI 93 Outlet Connection Size 1 IN Outlet Connection Type Female Threaded Outlet Thread Type NPTF Part Number F121504 Pressure Range Does Not Apply To Product Pressure Relief Setting-PSI 125 Series LF174A Specification Sheet - Flood Sensor for Relief Valve Discharge Line
15-2 bar ArmorTek Technology Yes Body Material Ductile Iron Brand Watts Coating Epoxy Coated Using ArmorTek Technology EAN 098268613704 Inlet Connection Size 1 1/2 IN Inlet Connection Type Flanged Joint Lead Free YES Maximum Operating Temperature-Fahrenheit 160 Maximum Working Pressure-PSI 250 Outlet Connection Size 1 1/2 IN Outlet Connection Type Flanged Joint Part Number 1GE00171 Pilot Control System Fitting Material Brass Pilot Control System Tubing Material Copper Series LFM115 Trim Material 316 Stainless Steel Valve Style Mustang Submittal Package - Automatic Control Valve LFM115
grooved coupling
00 Minimum Temperature-Fahrenheit 0 Operating Torque Does Not Apply To Product Outlet Connection Size 1 1/2 IN Outlet Connection Type Socket Outlet Thread Type Does Not Apply To Product Part Number 0555132 Port Type Full Seat Material Virgin PTFE Series LFFBV-4 Stem Packing Material Virgin PTFE Stem Shaft Material Brass Stem Type Bottom Loaded Blowout Proof Thrust Washer Material Virgin PTFE Valve Style 2-piece WOG Rating 600 PSI Specification Sheet - LFFBV-4
Watts LF909-OSY-NYC-FS 3 - Part of the LF909 Large Series roof-hatch-finder The top features a 10⅜″This 3 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
