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 ...

The furnace is the hero of a house in winter. But there’s one tiny part inside it that most homeowners don’t even know exists, let alone realize they’re supposed to clean – the flame sensor. Left ...

If your gas furnace keeps cycling on and then turning off within a minute or so, it might be the result of a dirty flame sensor. Most gas furnaces have a small sensor designed to shut off the furnace ...

Q: Do furnace ducts ever need to be cleaned? We’ve lived in our house for 27 years and have never had the ducts cleaned. A: In most cases, regular duct cleaning is not necessary. Often, you can do ...

There is no avoiding winter. If you live in the Chicago area, you need to be ready for it. Part of that readiness involves making sure your furnace is tuned up and ready so that it doesn't fail on a ...