If your furnace isn't working, you understandably need to find a solution ASAP. Our experts reveal the most common problems, ...

Until recently, gas furnaces have almost exclusively been used for such purposes, but it seems probable that these will be largely replaced, in the future, by the improved types of electric ...

The same is true for electric furnaces, of course ... the warm air that usually dissipates outdoors would blow into your house — and you’d have a heat pump. Many heat pumps come with a ...