As you read this, the Northern United States is in the middle of a cold and snowy winter. With spring several weeks away, many of you are already tired of cold-cranking your car's engine to life after each frigid night. Perhaps you're also sick of chopping ice off the garage floor and walking through the slop your vehicles carry into the garage after every snowfall.
When we built our home in 1980, the solar/energy conservation movement was soaring. The notion of heating a garage occupied by inanimate vehicles was heresy to someone convinced that superinsulated construction and solar energy were the only home-heating concepts worthy of attention.