17 Architectural acoustic products, namely, sound absorbers and diffusers in the form of decorative display panels composed primarily of non-metal materials which function to control sound; Extruded semi-finished goods made of synthetic materials in the form of plates, bars, pipes and flexible hoses for industrial, construction and agricultural use; Fiberglass insulation for buildings; Packing padding of plastic for shipping containers; Plastics sheets for use in further manufacturing; Polyurethane foam sheeting for use as building insulation; Stuffing composed of plastic for mattresses, furniture, changing pads; Substances for insulating buildings against moisture; Synthetic plastic as semi-finished products in form of foils, plates, rods, profiles, hoses, tubes, blocks; Thermoplastic composite sheets containing glass fiber for use in the manufacture of other goods