“Winters are cold in Sylvania, Ohio — too cold to be without a furnace. That’s what was going through our minds as we thought about our 20-year-old furnace and the winter ahead,” said homeowner Wendy ...

The Infinity™ IdealComfort™ System modulating gas furnace provides up to 3.5 times tighter temperature control than most standard furnaces, claims the company. This two-stage furnace maintains the ...

If it’s time to replace your furnace, you may be wondering if it’s worth the extra investment to buy an energy-efficient system. Or, you may be unsure how to choose an energy-efficient system for your ...

Q. I made energy improvements to my house, but my 25-year-old gas furnace does not keep it as comfortable as before. Also, I think my gas bills should be lower? Which 2008 furnace models are most ...

Question: The repairman says I need a new gas furnace. He recommends a super-efficient one because my chimney also needs repairs. What are my options for the best comfort and why is the chimney a ...

Dear Jim: The repairman says I need a new gas furnace. He recommends a super-efficient one because my chimney also needs repairs. What are my options for the best comfort, and why is the chimney a ...