Q. With the deep winter snow we had last season, the air intake for our furnace plugged up. I had to separate the pipe from the furnace and let already-heated house air be used in the furnace rather ...

Before you switch the heat on for the season, check the furnace filter, make sure the air vents aren’t blocked, test your ...

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 ...