19 Non-metallic building materials, namely, soffits, fascia, concrete poles, fly ash, cellular PVC trim; non-metallic building and construction materials, namely, concrete blocks, bricks, posts, slabs, panels; non-metallic structural components, namely, beams, joists, studs; structural members made of plastic, wood or glass, non-metallic profiles for arranging devices on and in walls, ceiling and other surfaces; fabrications made of wood or plastic namely, scaffolding; floor, door, fence panels, tubes, trays, used in building construction; non-metal trays for scaffolding; non-metal shelving, shelter structures, and frameworks in the nature of beams, joists, studs; and parts and fittings for all the aforesaid goods