The Freedom 95 Comfort-R™ variable-speed, modulating communicating furnace has a precise level of fuel control, which makes the furnace incredibly efficient, earning the Energy Star® rating, says the ...

Dear Jim: We are retired and our interest income from bank CD's is not what it used to be. I thought about replacing our gas furnace to lower our utility bills. What is the most efficient design ...

Q: My 25-year-old gas furnace does not keep my house comfortable anymore. Also, I think my gas bills should be lower. Which 2008 furnace models are most efficient? -- Mike J. A: The highest efficiency ...