... ,soft,dustfree,fire-retardant,easy to install; 3. Heat reflection,heat insulation,sound insulation,anti-radiation,anti-vibration,and shielding; ... :moisture barrier,sun-proof,heat insulation,saving energy consumed by cool air conditioning 6. Winter:heat preservation,central heating saving,and ... 20mm, H: 4mm/6mm/7mmFire retardand bubble and Aluminum with blue color is also possibleNormal roll size: 1.2m x ...