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 ...

Venting rules change with efficiency — and mixing them up can lead to moisture buildup, heat exchanger damage, and dangerous combustion issues.

In December, residential energy patterns in North Texas shifted significantly as colder temperatures and holiday celebrations increased reliance on natural gas appliances. Heating systems run longer, ...