Skipping the manufacturer's instructions during installation may result in a furnace that fails within six months or less. For example, heat exchangers can crack from improper venting, and gas valves ...

The committee will study current and potential methodologies and standards, including regulatory criteria, for deciding when an automatic shutoff valve, remote controlled valve or other equivalent ...

A picture of an installation where two gas cylinders have been set up to work interchangeably. When the gas of the one runs out, you can switch to the other cylinder using a changeover valve. The ...