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EERE » BTO » Building America » Solution Center Home » Image Gallery » Two layers of rigid foam are sandwiched between three layers of lumber to provide a thermal break in the headers above doors and windows.

Two layers of rigid foam are sandwiched between three layers of lumber to provide a thermal break in the headers above doors and windows.

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Two layers of rigid foam are sandwiched between three layers of lumber to provide a thermal break in the headers above doors and windows.

Courtesy Of

Ferrier Custom Homes

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