Section 13 Articles of stone, plaster,cement,asbestos, mica or similar materials; ceramic products; glass and glassware 70 Glass and glassware 70 19 Glass fibres (including glass wool) and articles thereof (for example, yarn, rovings, 70 19 39 Nonwoven webs, mattresses, boards and similar nonwoven products of glass fibre Commodity Code Description 70 19 39 00 Nonwoven webs, mattresses, boards and similar nonwoven products of glass fibre 70 19 39 10 Asphalt or coal-tar impregnated glass-fibre outerwrap of a kind used for pipelines 70 19 39 90 Other