Garage door insulation kits will help reduce your heating and cooling costs, as well as add to the lifespan of your garage door. Garage doors are the biggest uninsulated opening in a home. Insulating kits come in sizes to fit single or double garage doors. These kits are designed for simple homeowner installation with great results. Once installed, the heat/cold penetration is stopped
. immediately. More information about kits and installation can be found here http://www.doityourself.com/stry/garage-door-insulation-kits-are-they-effective.