If your gas furnace keeps cycling on and then turning off within a minute or so, it might be the result of a dirty flame sensor. Most gas furnaces have a small sensor designed to shut off the furnace ...

The last thing anyone needs is for their furnace to start blowing cold air — especially in the winter. But what causes this problem, and how can you fix it?

If your furnace is giving off cold vibes, even when you turn the heat up, it's a sign that there's a problem. It may be an easy fix or it could require a pro.

With bitter cold temperatures in Chicago down in the single digits, some homes and businesses didn't have working heat.

Bob is a service technician who is well trained and nationally certified. However, he has sometimes suffered from the same confusion that all technicians occasionally do — the facts that he gathers ...

Forced-air heat is generated at a central furnace and is then distributed and delivered to the conditioned space via a duct system. A properly designed heating system will generate quiet, filtered, ...