According to the 2012 IFGC, gas shutoff valves shall be allowed to be placed in _.

  1. A) a furnace plenum
  2. B) a mechanical equipment room containing electric heating equipment that serves as a plenum
  3. C) a concealed chamber to which ducts are connected
  4. D) None Of The Above



Yes. Gas shutoff valves are permitted to be located in mechanical equipment room plenums. Section 409.1.2 prohibits the installation of gas shutoff valves in furnace plenums which are defined in the International Fuel Gas Code as compartments or chambers to which ducts are connected. A mechanical room containing electric heating and/or air handling equipment is not considered to be a furnace plenum.