gypsum board for use in construction, repair and covering work; building materials made of concrete, gypsum, clay, namely, flooring, laminate flooring, high-density fiberboard panels, fiberboards, medium density fiberboards (MDFs), printed fiberboards, particleboards, high gloss boards, wood boards; natural or artificial stone, wood beams, natural building boards and synthetic non-metal surfaces for building and construction purposes; non-metallic building materials in the nature of non-metal...