Febco LF866 LG GPM FS 4 Part of the LF866 Series Z100F 8NH Specifications Air Valve No Brand Specifications Air Valve No Brand Watts Buy American Act Compliant NO Case Finish Zinc Plated Case Material Steel Dial Size 2 1 2 IN EAN 098268589191 Entry Style Back Inlet Connection Size 1 2 IN Inlet Connection Type Male Threaded Lead Free YES Manual Shutoff No Maximum Operating Temperature Fahrenheit 248 Minimum Temperature Fahrenheit 32 Part Number 0121667 Pressure Scale Does Not Apply To Product Sensing Element Yes Series LFTB Stem Shaft Material Brass Temperature Range 32 to 248 degrees F Thermostat Probe Length 2 IN Thermowell Yes Window Material Kostil Polymer Specification Sheet LFTB 6 BAR at 178 degree C Retainer Cover Material Lead Free Cast Copper Silicon Alloy Retainer Cover Type Tapped with Closure Plug Screen Material Stainless Steel Screen Size 40 MESH Series LF777SI Strainer Type Wye WOG Rating 400 PSI Specification Sheet LF777SI The coating on this backflow assembly uses ArmorTek 00 Minimum Temperature Fahrenheit 33 Outlet Connection Size 4 IN Outlet Connection Type Flanged Joint Outlet Shutoff Valve Type No Shutoff Valve Outlet Thread Type Does Not Apply To Product Part Number F683152 Polymer Coating No Pressure Operation Continuous Protection Type Backpressure and Backsiphonage Seat Material Stainless Steel Series LF866 Strainer No Technologies Flood Detection Tradename MasterSeries(R) Specification Sheet Flood Sensor Connection Kit FEBCO