Plastics materials in the form of sections [semi-finished products]; plastic seals; insulating materials produced from plastics; plastic film for insulating purposes; stuffing materials of plastics; extruded plastics [semi-finished products]; plastics in the form of sheets, films, blocks, rods and tubes; fibreglass for insulation; fibreglass fabrics for insulation; glass fiber insulation for use in construction; acoustical insulation barrier panels; insulating materials; acoustic insulating m...