17 Flexible pipes, not of metal; Flexible tubes of plastic; Insulating materials; Insulating varnish; Insulating waterproofing tiles; Pipe gaskets; Plastic film for industrial and commercial packing use; Raw or semi-worked rubber; Semi-processed plastics; Semi-processed synthetic resins; Substances for insulating buildings against moisture; Tinted anti-glare plastic film for use on windows; Tinted plastic films for use on vehicle windows; Waterproof sealants