The NuTone FG7SD/M residential gas furnace is a single-stage, fixed-speed model. The 95 percent AFUE furnace is available in upflow/horizontal and downflow configurations. Units range in capacity from ...

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 ...

Sunday’s snap of cold weather snapped a lot of homeowners awake with furnaces that didn’t work. Opening up your furnace is like looking into a new and scary world. But take heart, the key phrase here ...

While a thorough furnace inspection is best left to a pro, there are a few basic things that homeowners can inspect to help prevent safety and operational problems. To inspect your furnace, start by ...