Insulating the garage door will help keep your workshop comfortable year round. Here’s what to know about the best types of insulation for the job, and how to get the project started.

This is important because you don’t want to build a barrier that can become a condensation chamber--something that can happen with foil-faced insulation.

The previous owners of the house glued 2-inch-thick foam insulation to the poured concrete walls. It’s got an aluminum foil face on it.

The previous owners of the house glued 2-inch thick foam insulation to the poured concrete walls. It’s got an aluminum foil face on it.