... : to be sealed on glass wool or other duct wraps of HVAC system, or to be used as sound/heat insulator for ... hotels, or works as vapor barrier and thermal insulation facing of metal building. Material: Characteristic: fire retardant, anticorrosive, easy to laminate ... length: 60,120, 300, 500, 1800, 3000m Foil Scrim Kraft Of Metal Building Material