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 ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. DENVER — Over 400 people die every year in ...

Gayle Zook of Blaine had a 19-year-old furnace until Monday, when it was replaced after being red-tagged on Friday. Red-tagging, the practice of a heating and air conditioner technician shutting off a ...

There are plenty of articles on combustion testing, equipment adjustments, and efficiency, but few on basic combustion knowledge or understanding. To some people, promoting setting gas pressure, ...

ENERGY SAVINGS: According to Lennox Industries Inc., replacing an older furnace that is 60 percent efficient with one that is 98 percent efficient can save homeowners up to $11,469 over the life of ...