17
Plastic film for insulating purposes; Insulation for building purposes; Structures (non-metallic -) for noise abatement [insulation]; Structures (non-metallic -) for noise abatement [insulation]; Soundproofing materials; Acoustical insulation for buildings; Expanded closed cell rubber for sound deadening; Soundproofing materials for buildings; Insulating materials; Thermal insulating materials; Stopping devices; Foam insulation materials for use in building and construction; Foam for use in sound absorption; Foam insulation for use in building and construction; Plastic foam materials for use in manufacture; Foam in the form of blocks for use as heat insulation; Insulation and barrier articles and materials
19
Building materials of plastics material; Intumescent construction materials; Building and construction materials and elements, not of metal; Concrete building elements; Construction elements of concrete and bricks; Expanded plastics for use in construction; Concrete; Aggregate materials for use in concrete; Concrete bricks; Building materials of concrete reinforced with plastics and glass fibres