Freezing, frosty, frigid are all perfect words to describe typical Northern winter weather. If they describe the inside of your home, however, chances are excellent that 1) there is something wrong ...

Changing your furnace filter on a regular basis is one of the easiest and most inexpensive things you can do to maintain your furnace and household air quality. “It’s a clinker! That blasted, stupid ...

Check thermostat settings, filters, and fuel supply first when your furnace blows cold air. Call an HVAC technician for issues like sensor failures, clogged burners, or duct leaks. Skipping routine ...

man with open furnace unit attempting to fix it while reading directions from a tablet - Gregorbister/Getty Images Whether you're wondering if you accidentally switched on air conditioning mode to ...