Standpipe Equipment

​90º Concealed Siamese - Double Clapper

Used as a flush mount double clapper FDC. The double clapper design ensures water supply from supplementary sources, connected to either one or two servicing hoses. The auxiliary inlet connection allows in excess of 500 G.P.M. supplementary water supply for fire protection system. UL Listed and FM Approved.


NPT Body

4" x 3" x 3" NST Threads Item# 350-175-02760

6" x 3" x 3" NST Threads Item# 350-175-04395


Grooved Body

4" x 2-1/2" x 2-1/2" NST Threads Item# 350-175-02755

4" x 3" x 3" NST Threads Item# 350-175-03400

6" x 3" x 3" NST Threads Item# 350-175-04394