... a flexible thermal insulation material made from closed cell, crosslinked polyethylene foam. The special BensifitsExcellent insulation properties ... life, and are unaffected bu humidity.The closed cell stucture, will not absorb, or allow the spread ... torn.Acoustic insulationExcellent virbration dampener.Due to closed cell structure, ThermalinsulationTM will reduce transmission of stuctrual borne noise ...