Airflex-A0tube and sheet is high performance thermal insulation with the closed microcellular structure, which is specially designed for the places where a high standard of fire safety required, such as the factories and workshops of chemical, food, electronic industry and etc. Airflex A0 sheet and tube product can meet CLASS 0 BS **6 Part 6 requirements. As tested by BS (British Standard) **6: part 7 “Method for classification of the surface spread of flame of products” and part 6 “Method of test for fire propagation for products”, Airflex-A0 tube and sheet insulation got BS CLASS 0 certification.