4 Reasons Your Furnace Smells The Family Handyman
If you have unusual odors emanating from your furnace, it might be trouble, or it might be nothing at all. Here are the four most common odors and what you should do about them. 1. Musty furnace smells Burdun Iliya/Shutterstock On This Page When you start up your furnace in the fall, you may notice that the furnace smells musty. Generally, it means you have some mold growing in your ductwork or on the air conditioning coil mounted above your furnace....