Insulating your garage door is very important to keep your garage doors keep the cold air out in the winter and the heat out in the summer. Having the door of your garage insulated will make the temperature more pleasant without turning your garage into a warm winter heave. How to insulate a garage door is a simple job you can do it yourself, you can plan this project and get your garage door insulated well to have a nice temperature in every season.
For insulating your garage door, you need to measure the height of your door panels and cut 1-inch poly insulation into 2 wide strips with 1 inch shorter than the height of your door panels. Glue the strips onto each door panel using industrial adhesive and place one strip near each end of the door panel and two strips near the middle of the door panel. This arrangement aimed to keep the next layer or reflective insulation from coming in contact with the door surface. How to insulate a garage door can be continued by cutting the 1/2 –inch-thick reflective insulation in the same size as the garage door panels and cut them to fit the end.
Place the reflective insulation panels to the back of the door and fit them into the sides of the door-frame depends on the design of your garage door. Another way is by gluing them onto the poly strips already installed to the door panels. The reflective side should face toward the door, not facing the garage. The combination of reflective surface with the air space you have created will stop that transfer from the doors, surface to your garage. This is how to insulate a garage door and now you can make your garage door has a better temperature both in the winter or summer.