Alu foil construction material Structure:AL/bubble/AL Main size:1.2m*40m ... in extreme temperatures, both hot and cold.Name: Alu foil construction material Structure: AL/bubble/ALFeatures:1.Cost-effective;2.Glossy ... reflection, heat insulation, sound insulation, anti-radiation, waterproof.Applications:1.Residential construction in attics, walls, ceilings, and radiant floor heating applications;2 ...