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Piping Products • Fire Protection

Figure 9101 - Fire Protection Riser Gauge Kits

Figure 9101
Catalog Spec Sheet Spec Sheet for Figure 9101

Always verify that you have the most recent product specifications
or other documentation prior to the installation of these products.

The FNW riser gauge kit comes complete with everything needed to install a sprinkler system gauge. The kit includes a 4" UL listed and FM approved gauge for fire sprinkler service, 1/4" UL listed brass 3-way valve, 1/4" x 4" pipe nipple in black or galvanized finish, 1/4" x 1/2" galvanized reducer, and 1/4" pipe plug. When installed, the kit allows replacement of the gauge without having to shut off the system water supply. It also allows the AHJ to test the system pressure through the second valve outlet, which is normally plugged, using an additional gauge.


  • 4" Dual Scale 300 PSI Air/Water Gauge (PSI & kPa)
  • 400 WOG 3-Way 1/4" Brass Valve with 1 Inlet and 2 Outlets
  • Second Valve Outlet for Testing
  • 1/4" x 4" NPT Pipe Nipple (Black or Galvanized)
  • 1/4" x 1/2" NPT Galvanized Reducer
  • 1/4" NPT Pipe Plug
  • Blister Packing Secures Components Until Needed

  • Gauge:
    • cULus Listed
    • FM Approved
  • 3-Way Valve:
    • cULus Listed

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