Heads up: There are no amended sections in this chapter.

User note:

About this chapter: Chapter 13 provides requirements to ensure that use of fuel gas does not create a hazard to occupants. This primarily means that the fuel gas shall not produce unsafe levels of combustible byproducts or become a source of ignition of an unwanted fire.

To ensure that fuel gas is distributed and utilized in a safe manner.
In buildings where fuel gas is used as an energy source, the vented and unvented gas piping systems shall be safe and adequate for their intended use.
Gas piping systems shall be free of leaks and operated at a safe pressure appropriate to the appliances served by the system.
Gas piping systems shall have isolation devices that permit isolation of appliances, or isolation of the gas piping systems from the supply, for maintenance, testing, leak detection or repair.
Vented gas appliances shall convey products of combustion directly to the exterior without affecting the operation of other gas vents.

Vented gas appliances shall be provided with safety controls that prevent their operation in the event of failure of forced ventilation systems or natural draft systems.

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