... environmentally-friendly heat insulation material, which is soft, light and easy to install. It is made from aluminum foil and ... Light, soft, dustfree, fire, retardant, easy to install; Heat reflection, heat insulation, sound insulation, anti- radiation, anti- vibration, and shielding ... 20mm/10mm, H: 4mm/2.5mm/7mmFire retardand bubble and Aluminum with blue color is also possibleNormal roll size: 1.2m ...