A furnace filter should be changed about once every three months. A furnace filter should be changed more often in the event of pollen, construction dust, cold spells, or other amplifying factors.

Changing your furnace filter is one of those home maintenance chores that's easy to forget until you've got a problem. Typically located in tucked-away spots like a basement, crawlspace, or attic, ...

DETROIT – Spring cleaning is underway, but a few quick home checks could save homeowners money this season. Simple fixes at windows, doors, the hot water tank and the furnace can improve comfort and ...

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 ...