Is your furnace blowing cold air? Here are some troubleshooting tips and simple DIY repairs for the most common causes for cold air from a furnace.

Add Yahoo as a preferred source to see more of our stories on Google. Turning on your furnace, you expect warm air, yet sometimes you get just the opposite. When your furnace is blowing cold air, it ...

Turning on your furnace, you expect warm air, yet sometimes you get just the opposite. When your furnace is blowing cold air, it tells you something is not working properly in the system. The problem ...