Your heating system is blowing cold air. It's starting to feel as cold inside as it is outside. If your furnace is blowing cold air, you could have one of several HVAC problems:
Someone in the house may have adjusted the thermostat. Take a moment to check it. Make sure it's set for heating, not cooling. Verify the thermostat is set to the desired temperature. You wouldn't believe the number of HVAC calls we get where the only problem was a thermostat not set properly.
You can't live without heat during the cold Illinois winter. As a smart homeowner, you're probably always on the lookout for ways to save on your heating bills. There's a lot of good information out there. However, there are some myths out there that could end up costing you. Let's look at five common myths about your home heating system.
Myth #1: Keeping the thermostat at the same temperature all day saves money.