The furnace is the hero of a house in winter. But there’s one tiny part inside it that most homeowners don’t even know exists, let alone realize they’re supposed to clean – the flame sensor. Left ...

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 ...

Johnathan C. Brewer II is a licensed general contractor specializing in kitchen, bath remodels and general construction with two decades of professional experience. He is also the owner of Brewer ...

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, ...