It’s a fair question—and one a lot of homeowners quietly wonder about. If your furnace seems to be running fine, it’s easy to ...

Gas and oil furnaces burn fuel to provide heat for homes, and that presents a basic problem. Every combustion process produces noxious gases. How do you keep those gases from circulating throughout ...

Keeping your furnace clean is important in order to have it run properly in winter (or year-round if you have whole-house air conditioning). A clean furnace will burn less fuel -- thus saving you ...

Although the combustion analyzer doesn't measure them, proper ventilation/infiltration air, sufficient combustion air, and a safe heat exchanger are critical to ...

Advice on furnace maintenance this fall, from Sears, Roebuck and Co., urges scheduling a checkup with a trained specialist. Not only will the checkup keep you from any surprises when winter hits, it ...