Standpipe Equipment

​ 90º Concealed Siamese - Double Clapper Angle Body Only

  • UL Listed FM Approved.
  • Applicable as a flush mount double clapper Fire Department Connection.
  • Double clapper design ensures water supply from supplementary source(s).
  • The Auxiliary Inlet Connection allows in excess of 500 G.P.M. supplementary water supply for fire protection system.
  • Angle body and field adjustable clappers allow for a top or bottom inlet.
  • Available Sizes and Threads: 4" GRV x 2½" x 2½" NST 350-175-02755 , 4" GRV x 3" x 3" NST 350-175-03400
  • Available Sizes and Threads: 4" NPT x 3" x 3" NYCC 350-175-02760 , 6" GRV x 3"x 3" NST 350-175-04394 , 6" NPT x 3"x 3" NST 350-175-04395