Are Radiant Barriers Worth the Money?

Radiant barriers are cool! Well, actually they get quite warm, but they help the space below them stay cooler when used on a roof assembly above an unconditioned attic. They can drop the temperature of an attic about 20° F.

But are they cost effective? How much in actual savings on your energy bills can you expect if you pay to get a radiant barrier installed during construction of your new home?

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