Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials: plastics in extruded form for use in manufacture; semi-finished plastics materials for use in further manufacture; stopping and insulating materials; flexible non-metallic pipes

Non-metallic building materials; non-metallic rigid pipes for building; asphalt, pitch and bitumen; non-metallic transportable buildings; non-metallic monuments; non-metallic framed conservatories, doors and windows