Aluminum foil tape provides an excellent moisture, dust, flame and certain chemical barrier and helps dissipating heat. Generally used for many permanent sealing, holding, splicing or masking application. Mainly used for Temporarily repairs exhaust pipes, filling rust holes, seals joints of heating and ventilation ducts. Also we can supply aluminium foil fiberglass tape, The aluminium foil coated on the surface of the glass fiber tape, It is used as heat insulating materials for air conditioning duct insulation, refrigerator and other pipeline thermal insulation.It's an excellent substitute for asbestos tape.