What is an Insulated Garage Door?

An insulated garage door is a garage door that includes some special insulating materials in the cavities of the door that is meant to help protect against air intrusion. The need for insulation is made more prevalent by the use garage door materials other than wood. While wood has some insulating properties, many other materials used for garage doors do not. Commonly, an insulated garage door is one made predominately from steel. The insulated steel garage door is one of the more common types of doors on the market. There are a number of reasons why insulated garage doors are so much in need. The main reason is simply the sheer size of the garage door and the heat that can be lost through it. It is estimated as much as a third of energy loss in a garage comes from the garage door. Thus, the insulated garage door serves as an effective barrier against such energy loss. Insulation can increase the efficiency inside a garage by at least 33 percent. Given the potential energy savings, the ... more