A failing furnace fan can cause cold rooms, high energy bills, and strange noises. Learn the top warning signs and when to call a professional.

A furnace tune-up is a complete system check that improves efficiency, lowers energy bills, boosts safety, and helps prevent costly breakdowns during the cold season.

A faulty flame sensor can cause your furnace to start, then shut off seconds later. Learn the symptoms, causes, and simple fixes to keep your heat running safely.