What is an Attic Barrier?

An attic barrier works to reduce the heat that your home receives from the sun in the summer. By reducing the heat in your attic, you can lower your utility bills. Attic barriers work by reflecting the sun’s rays and sending them back into the sky.

Without a radiant barrier, the heat would stay in your attic, heating up the entire home. The barrier is made up of a substrate material. This is often Kraft paper, cardboard, plywood or plastic film.

If it is a particularly thin material, fiber reinforcements are often added to make it easier to handle. On one or both sides of the substrate a reflective material, such as aluminum foil, is added. Installing an attic barrier can be a simple do-it-yourself project, and is relatively inexpensive if done yourself.

If you are building a new construction, the addition of an attic barrier is often very inexpensive as well. Having a contractor come in and install a radiant barrier to an existing home may be expensive however, depending on the ... more.

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