LGD116-223 (Legend) | 3 IN T-312 Ductile Iron Twin Disc Silent Wafer Check Valve With Aluminum Bronze DiscThe 3 Inch T 312 With Aluminum Bronze Disc is a Wafer Check Valve For Flanged Pipelines. The Dual Spring Loaded Discs Assure Quick And Silent Closure. The Elastomer Seats Create a Positive Seal Against Backflow. This Can be Installed Vertically or Horizontally in Any Orientation. The Compact Body Can be Installed in Tighter Spaces Compared to The Tradition Flanged Swing Check Valves. Legend LGD116 223