Q: How often should I replace the air filters in my home, and what factors would require me to replace them in between regular changes? A: The essential function of an air filter is to clean air that ...

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.

Between the rising cost of living, high-profile layoffs and a tumultuous investment landscape, many Americans are looking for ways to cut their spending and live more frugally. Unfortunately, with ...

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 ...

If you were to let unfiltered air into your furnace, its performance would suffer as dust settled on the heat exchanger and other parts, and that would reduce the service life of your most important ...