- Industry: Fire safety
- Number of terms: 98780
- Number of blossaries: 0
- Company Profile:
Established in 1896, NFPA's mission is to reduce the worldwide burden of fire and other hazards on the quality of life by providing and advocating consensus codes and standards, research, training, and education.
A pipe or fitting that forms an angle of 45 degrees or less with the horizontal.
Industry:Fire safety
A pipe or duct through which liquid or gas is conveyed and supplied to or received from multiple branches.
Industry:Fire safety
A pipe or anti-siphon trap vent device installed to vent a single fixture drain.
Industry:Fire safety
A pipe leading from the fire main to the fire station (hydrants) on upper deck levels.
Industry:Fire safety
A pilot-operated valve installed in discharge piping that maintains positive pressure in the suction piping, while monitoring pressure in the suction piping through a sensing line.
Industry:Fire safety
A pilot-operated pressure-reducing valve designed for the purpose of reducing the downstream water pressure to a specific value under both flowing (residual) and nonflowing (static) conditions.
Industry:Fire safety
A pilot whose flame is supervised by a combustion safeguard that senses the presence of the pilot flame.
Industry:Fire safety
A pilot that is ignited and burns during light-off and is automatically shut off at the end of the trial-for-ignition period of the main burner(s).
Industry:Fire safety
A pilot that ignites the flame curtain or special processing atmosphere discharging from the furnace or generator.
Industry:Fire safety
A pilot that burns throughout the entire period that the heating equipment is in service, regardless of whether the main burner is firing.
Industry:Fire safety
