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Can other materials such as spray foam be installed against SOLARBORD in the attic?

April 26, 2017attic foam installed Materials solarbord spray

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Can other materials such as spray foam be installed against SOLARBORD in the attic?

1 Answer

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No. An airspace must exist on the foil side of SOLARBORD in order to achieve radiant thermal shield benefits. Spaying foam over the full surface will totally negate any benefits of the radiant barrier.