“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 Evolution® 987M is a fully modulating gas furnace with load matching performance that delivers up to 98.3 percent AFUE. A modulating gas valve is capable of adjusting from 40 to 100 percent of ...

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 ...