17 Packing, stopping and insulating materials, namely, foam sheets, coatings, rods and bars for insulating buildings against moisture, adhesive packing tape for industrial or commercial use; soundproofing materials for buildings, namely, non-metal pipes, mineral wool for insulation, glass wool for insulation, foils of metal for insulating; bark coverings for sound insulation; insulating varnish and paints; substances for insulating buildings against moisture, namely, semi-finished acrylic molded plastic; fiberglass insulation for buildings; artificial and synthetic resins in bars, blocks, pellets, rods, sheets and tubes for use in the building