... material, which is soft, light and easy to install. It is made from aluminum foil and polyethylene by ... environmentally-friendly;Light, soft, dustfree, fire, retardant, easy to install;Resist heat,sound, radiation, vibration, and shielding;Moisture, barrier, ... energy consumed by cool air conditioning;Winter: heat preservation, central heating saving, and remarkable energy-saving effect.Usage:Roof, wall ...