Radiant Barrier attic insulation. Just like wrapping a baked potato in aluminum foil keeps a potato warm longer by holding the heat in, covering your attic insulation with Radiant Barrier holds heat in the house in the winter. Just like a space suit, Radiant Barrier reflects the sun’s heat before...

Radiant Barrier attic insulation. Just like wrapping a baked potato in aluminum foil keeps a potato warm longer by holding the heat in, covering your attic insulation with Radiant Barrier holds heat in the house in the winter. Just like a space suit, Radiant Barrier reflects the sun’s heat before...