Bustan Glue 81-10 is high quality, quick dry adhesive specially formulated as duct liner adhesive. It is suitable for brush application. It is specially formulated adhesive to bond all types of insulation materials such as GI aluminum air conditioning ducts, Steel and Asbestos sheets. It provides excellent adhesion and coverage. Shelf life: 12 months in unopened original packing, if stored properly. Packing 11.500KG pail.