Our recent article about energy-recovery ventilators (Ventilate Your Home with Minimal Energy Loss) stated that using a “true high-efficiency particulate air (HEPA) filter” in your forced-air heating ...

Q. I read about a man who changed the filter in his furnace and didn't fasten the cover on the filter compartment. As a result, he reportedly died of carbon monoxide poisoning. This concerns me ...

Q: Our 1920's era house originally had a steam or hot water heating system. In the 1970’s that was replaced by a forced air furnace, which we upgraded in 2003. We added air conditioning in 2005. The ...

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Changing your furnace filter on a regular basis is one of the easiest and most inexpensive things you can do to maintain your furnace and household air quality. “It’s a clinker! That blasted, stupid ...

Q: Since I retired, I've noticed our gas forced air furnace takes 4-5 hours to return the house temperature 5 degrees from setback. There are 8 perimeter heat outlets (ranch home) plus 3 in the ...