Shopping for a gas furnace? Read about types, features, and other must-know topics in our gas furnace buying guide to make an ...

Bob is a service technician who is well trained and nationally certified. However, he has sometimes suffered from the same confusion that all technicians occasionally do — the facts that he gathers ...

Dear Jim My furnace is old, but it still seems to heat well. My budget is tight, so I need to keep my utility bills low and the furnace working for a long time. Are there any simple tune-up checks I ...