Perfect for adding extra insulation to roofs, walls, floors, greenhouses and more Can serve as vapor control and insulation layer helps to prevent formation of mold and damp by reducing the risk of condensation Features thick, foil radiant barrier on the outside with soft bubble on the inside, helps to keep home warm in winter and cool in the summer Easy to install, simply cut the insulation to the size you need, staple to your wall or floor and seal with tape Covers large areas quickly and efficiently