Metal building materials, namely, aluminum windows, aluminum doors, steel windows, steel doors; metal windows, doors and parts thereof; metal facade components, namely mullion-transom facades, add-on constructions, conservatories, structural-glazing facades, unitized facades, opening units, curtain walls, facades and skylights; metal facade elements, namely, folding and sliding doors, folding and sliding windows, solar shading, louvre blades, mullion and transom facades, add-on constructions, conservatories, structural-glazing facades, unitized facades, opening units, solar shading connection, curtain walls, facades and skylights; metal facade parts for buildings, namely, folding and sliding doors, folding and sliding windows, solar shading, louvre blades, mullion and transom facades, add-on constructions, conservatories, structural-glazing facades, unitized facades, opening units, solar shading connection, curtain walls, facades and skylights; metal windows, metal doors; metal facade panels made primarily of metal

Non-metal building materials, namely, wood profiles, timber profiles, fiber profiles, windows made primarily of timber; windows made primarily of wood; composite windows, cladding system windows, doors made primarily of timber, doors made primarily of wood, composite doors, cladding system doors; non-metal windows, doors and parts thereof; non-metal facade components, namely, folding and sliding doors made primarily of wood or timber, folding and sliding windows made primarily of wood or timber, mullion and transom facades made primarily of wood or timber, add-on constructions made primarily of wood or timber, conservatories made primarily of wood or timber, structural glazing facades made primarily of wood or timber, unitized facades made primarily of wood or timber, opening units made primarily of wood or timber, solar shading connections made primarily of wood or timber, curtain walls made primarily of wood or timber, facades and skylights made primarily of wood or timber; non-metal facade elements, namely, folding and sliding doors made primarily of wood or timber, folding and sliding windows made primarily of wood or timber, mullion and transom facades made primarily of wood or timber, add-on constructions made primarily of wood or timber, conservatories made primarily of wood or timber, structural glazing facades made primarily of wood or timber, unitized facades made primarily of wood or timber, opening units made primarily of wood or timber, solar shading connections made primarily of wood or timber, curtain walls made primarily of wood or timber, facades and skylights made primarily of wood or timber; non-metal facade parts, namely, folding and sliding doors made primarily of wood or timber, folding and sliding windows made primarily of wood or timber, mullion and transom facades made primarily of wood or timber, add-on constructions made primarily of wood or timber, conservatories made primarily of wood or timber, structural glazing facades made primarily of wood or timber, unitized facades made primarily of wood or timber, opening units made primarily of wood or timber, solar shading connections made primarily of wood or timber, curtain walls made primarily of wood or timber, facades and skylights for buildings made primarily of wood or timber; non-metal windows, non-metal doors

[ Installation, maintenance and repair of building materials and parts thereof; repair work in the field of construction, particularly in the field of windows, doors and facades: building construction ]

Industrial research and analysis services in the field of energy efficiency for windows, facades and curtain-wall blast resistance for windows, facades and curtain-walls; engineering services for the manufacture and installation of wood-aluminum windows, doors and facades: technical engineering consulting in connection with the manufacture and installation of wood-aluminum windows, doors and facades; consulting services in the in the fields of energy measurement to improve energy efficiency in buildings