Vapor Barrier Insulation available for a low cost making your building a better and more comfortable investment. Vapor Barrier Insulation that is ICC-ES recognized and energy star qualified. More tear resistant than foam, interior handles punctures and temperature extremes better than bubble wraps. Works in temperatures as extreme as -20 degrees Celsius and as high as 80 degrees Celsius (and if airspace is added it can go up to 300 degrees Celsius). Unlike fiberglass insulation, it contains no itchy fibers to breathe or cause skin irritation. The aluminum is creased to create more airflow in applications, which enhances performance. Provides 19 DB soundproofing. No asbestos, No toxic vapors in case of fire.