Pipes can freeze, even in lived-in homes. People sometimes want to vacation during the winter or go out of town for the holidays. This can create a disaster that will be waiting when the family gets home. Frozen pipes can create a water leak, causing thousands of dollars in water damage beyond the broken pipes...
being used in your home? If that sounds like a lot to you, it might be a good idea to look into how you can reduce the costs of energy and furnace repair in your home.