6
Doors, windows, partitions and frames (of metal); doors and door panels (of metal); windows and window panels (of metal); external shutters for windows (of metal); windows, doors and partitions (of metal), all being glazed or adapted for glazing; metal frame members for windows and for doors; metal casement windows; fitted windows (of metal); metallic mountings for windows; metallic ready made window frames; aluminium windows; external metal shutters for windows; ventilation grills (of metal) for fitting in windows; sun protection gratings of metal for mounting above windows; skylight windows (of metal); parts and fittings for the aforesaid goods
19
Non-metallic building materials and components; non-metallic doors, windows, partitions and frames; doors and door panels; windows and window panels; glass and glass panels; external shutters for windows; windows, doors and partitions, all being glazed or adapted for glazing; frame members for windows and for doors; casement windows; fitted windows (non-metallic); glass louvers for windows; flashing for windows; non-metallic mountings for windows; non-metallic ready made window frames; parts and fittings for the aforesaid goods
37
Building and construction services; installation, maintenance and repair of buildings, doors and door panels, windows and window panels, glass and glass panels, parts for doors and windows, door and window partitions and frames and other building materials; consultancy, information and advisory services relating to the aforesaid services
45
Certification services; certification services relating to the energy efficiency of doors and door panels, windows and window panels, glass and glass panels, parts for doors and windows, door and window partitions and frames and other building materials; consultancy, information and advisory services relating to the aforesaid services