Q&A / 

Reflective foil insulation really stops the movement of heat. This foil acts as a radiant barrier both in the summer and winter. The reflective barrier foil works best in the summer when the temperatures are higher.

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Radiant barriers can cool your home by reflecting infrared energy waves away from it. Radiant barriers work best with the highest amount of reflectivity. For the attic, new roof trusses now come with radiant foil underneath. Keep radiant barrier foils dust-free, otherwise their effectiveness diminishes.

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