Building and construction materials and elements made of wood and artificial wood; building and construction materials and elements, not of metal; wood and artificial wood; non-metallic building materials having acoustic properties; artificial timber; acoustic panels, not of metal; sliding doors, not of metal; wood panelling; building materials of wood; intumescent construction materials; wall claddings, not of metal, for building; fire retardant panels (non-metallic -) for use in constructio...