“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 Coleman modulating gas furnaces that achieve 98 percent Annual Fuel Utilization Efficiency (AFUE), such as the Echelon™ 33-inch, variable-speed modulating gas furnaces with electronically ...