Even in the warmer months of the year, you should regularly monitor your furnace filter's condition -- and replace it as needed -- to keep your family safe and your furnace in good working condition.

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 ...

If your heating bill has recently climbed, or your furnace seems to be running more than usual, the problem could be something simple: a dirty furnace filter. It’s easy to overlook, but this small ...