How Do I Insulate My Garage Door To Keep The Heat Out

This project guide will show you how to insulate a garage and weatherize the space using relatively easy to install garage parts and insulation accessories.

How do i insulate my garage door to keep the heat out.

Effective weatherstripping and silicone caulk for your garage s window and door frames will further improve your garage s ability to stay cool. When it s time to place the foam board into the frames situate the foam so the foil side is facing the garage door and the small air space you created from the convex shape. It takes two kits to insulate a typical 16 ft wide garage door. Just cut each panel to length and bend and snap it into the horizontal rails on your door.

This is the simplest way to decrease the temperature. That way when the drywall is mounted on top there s a minimal gap between the edge of the drywall and the edge of the insulation. Insulation rolls or boards cut closer to the size of garage panels than if you bought these yourself though you ll still have to trim. You want to make sure that the edges of the insulation fit flush with the edges of the stud.

When determining how much insulation you need don t guesstimate calculate. For doors that don t have with panels the best insulation fit is foam board or reflective insulation. In the image above note how almost all of the edges are flush except for the top center. Wood for example is a natural insulator.

Or you can buy precut r 4 expanded polystyrene eps panel foam online one choice is the insulated garage doors kit from cellofoam. For security reasons close the garage door at night. Even though buying and cutting insulation isn t hard garage door insulation kits make it even easier. Open the garage door to let in cooler air.

There will be some benefit in reducing heat loss but the big impact it to reduce heat from the sun beating down on the door. Glue or tape the insulation to the garage door. However at r 4 per inch eps has the lowest r value. Use a glue gun or tape to fix the insulation on the garage door.