It is aluminum foil reinforced  mesh fiberglass cloth .It can be used for wrapping ventilation duct.

This cloth is mainly used for thermal insulating materials of the steam heating pipelines, sound -proof materials in construction and the protective layer of super glass wool with excellent functions of fire-resistance, anti-corrosion, heat isolation and sound absorbability, and it can also be used as the packing materials for the export equipment with the functions of damp proof, mildew proof, fire -existence and anticorrosion.