... Foil Heat Insulation SheetDetailed Product DescriptionBubble Foil Heat Insulation Sheet 1.Light,soft,dust free,fire retardant 2.During winter:heat protection Bubble Foil Heat Insulation Sheet Product ... construction(roof, wall, and floor). Product Features1. No odor and toxicity, environmentally-friendly2.Heat reflection, heat insulation, sound insulation, counter radiation, counter vibration and ...