Non-metallic building materials; wood-plastic composite decking, screens and screen panels; wooden building materials in fabricated form; non-metallic decking; timber decking; non-metallic fastening devices for decking purposes; boards of wood; wooden building materials in fabricated decking form; deck profiles, not of metal; non-metallic building boards; non-metallic composite decking; plastic coatings (other than paints) for use in decking; accessories, fittings and parts for all of the foregoing