Q. Some time ago, you discussed the difference between static filters and paper filters for efficient furnaces. I purchased my furnace about three years ago and have the static filters. I find them ...

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.

Add Yahoo as a preferred source to see more of our stories on Google. For best results, plan to clean your home's air filters about once a month and replace them about every six months. Be sure to ...

It's about this time of year, we always seem remind Iowans to replace their furnace filters, which is important, and it's something you can certainly do yourself. But, there's more you can do to help ...

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.