Heat insulation roof tile Features: Environmentally Friendly heat insulation material. Made from aluminum foil and polyethy Heat insulation roof tileAluminum foil /fire retardant bubble/Aluminum foilFeatures:NO Odor and ... free, fire retardant, easy to install.Heat reflection ,heat insulation, sound insulation, anti-radiation, anti-vibration, and shielding.Usage:Roof, wall, floor.Shells of air ...