... Light, soft, dust free, fire retardant, easy to install;3.Heat reflection, heat insulation, sound insulation, anti- radiation, anti-vibration, ... material, which is soft, light and easy to install. Itis made from aluminum foil and polyethylene through special ... and anti-radiation functions, but also hasgood moisture-barrier, heat-preservation and energy-saving functions inhousing construction (roof, wall ...