Watts LFF115-74 300 B 20-175 LS 50-145 4 - Part of the LFF115-74 Series silt-fence-selector 7 bar ArmorTek Technology Yes

7 bar ArmorTek Technology Yes Body Material Ductile Iron Brand Watts Coating Epoxy Coated Using ArmorTek Technology EAN 098268607734 Inlet Connection Size 2 1/2 IN Inlet Connection Type Grooved Joint Lead Free YES Maximum Operating Temperature-Fahrenheit 250 Maximum Working Pressure-PSI 400 Outlet Connection Size 2 1/2 IN Outlet Connection Type Grooved Joint Part Number 1GE00404 Pilot Control System Fitting Material Brass Pilot Control System Tubing Material Copper Series LFM115 Trim Material 316 Stainless Steel Valve Style Mustang Warranty Name Watts Warranty - ACV ArmorTek Submittal Package - Automatic Control Valve LFM115

Designed for commercial and industrial cleanout access applications

00 Minimum Temperature-Fahrenheit -40 Operating Torque Does Not Apply To Product Outlet Connection Size 3/4 IN Outlet Connection Type Female Threaded Outlet Thread Type NPTF Part Number 0123838 Port Type Standard Seat Material PTFE Durafill Series LFEMVII-6400-SS Stem Packing Material PTFE Durafill Stem Shaft Material 316 Stainless Steel Stem Type Bottom Loaded Blowout Proof Thrust Washer Material PTFE Durafill Type Valve to Accessory Valve Style 2-piece WOG Rating 600 PSI UPC - 098268017113

This 4 inch lead free reduced pressure zone assembly backflow preventer help stop the reverse flow of liquids due to backpressure or backsiphonage

and specifically for boiler feed lines

Watts LFF115-74 300 B 20-175 LS 50-145 4 - Part of the LFF115-74 Series silt-fence-selector 7 bar ArmorTek Technology YesThis 4 inch ACV is armed with ArmorTek, a patented 3 part advanced epoxy coating system designed to limit both microbial induced (MIC) and exposed metal substrate corrosion. This pressure reducing control valve is designed to automatically reduce a fluctuating higher inlet pressure to a constant lower downstream pressure regardless of varying flow rates. The quick closing action of the valve limits the possibility of damaging high inlet pressure from