Febco FRK 850 856 870 876 RT 4 Part of the RK 850 856 870 876 Series R304 Detectable Warning Surfaces This 10 inch second check This 10 inch second check assembly kit includes the parts necessary to repair or replace the second check of series 957 55 Minimum Temperature Fahrenheit 33 Outlet Connection Size 2 1 2 IN Outlet Connection Type Flanged Joint Outlet Shutoff Valve Type Outside Stem And Yoke Gate Valve Outlet Thread Type Does Not Apply To Product Part Number F792156 Polymer Coating No Pressure Operation Continuous Protection Type Backpressure and Backsiphonage Seat Material Stainless Steel Series LF009 Strainer No Technologies Flood Detection Specification Sheet Flood Sensor Connection Kit Watts All parts are made of high quality materials Cover Plate Gasket and O ring