Acoustical insulation for buildings; Construction mastic sealants for ceiling, wall and floor tiles, wood panel and asphalt; Extruded PVC product used to produce frames, sashes and accessories for use in the manufacture of windows and doors; Extruded semi-finished goods made of synthetic materials in the form of plates, bars, pipes and flexible hoses for industrial, construction and agricultural use; Fire barrier system comprised of metal and fiber laminates for wrapping conduits, cable trays, and structural steel; Flame retardant paper used to insulate buildings; Foam insulation for use in building and construction; Plastic sections for use in the manufacture of spacer frames for use as building materials for heat-insulating applications; Substances for insulating buildings against moisture; Thermoplastic and foamed plastic sections for use in the manufacture of windows, doors, facade glazings, and partition walls for use as building materials for heat-insulating applications