Q: I turned on my furnace for the first time this year, and it made the whole house smell musty. I checked the filter and found it caked with dust, so I replaced it with a new filter, and the indoor ...

KANSAS CITY, Mo. (KCTV) - One of the quickest and easiest ways to improve energy efficiency in your home is to regularly change your furnace filter. Follow these easy steps to have an efficient and ...

If you’re thinking you only have to change your furnace filter once a year, you may be shortening the life of your furnace. Many costly furnace repairs can be avoided with regular filter changing. If ...

A man kneels while pulling a dirty filter out of a furnace - Backyardproduction/Getty Images Changing your furnace filter is one of those home maintenance chores that's easy to forget until you've got ...