6
Windows, doors and lift and slide doors, gates of metal; Metal joinery; Openable elements and fixed elements of metal for glass facades and other building facades; Fire-resistant windows and doors of metal; Fittings of metal for doors and windows; Handles of metal for windows; Outdoor blinds, venetian blinds and jalousies of metal; Sun screens [outdoor], of metal; Sun louvres of metal for buildings; Insect screens of metal; Porches of metal [building]; Shutters of metal; Ventilation grilles of metal for fitting in windows; Ventilation grilles of metal for fitting in doors
11
Ventilation [air-conditioning] installations and apparatus; Ventilation terminals; Residential ventilating units
19
Windows, doors and lift and slide doors, gates, not of metal; Window and door frames (not of metal); Openable elements and fixed elements, not of metal, for glass facades and other building facades; Facade elements of glass; Window glass, except glass for vehicle windows; Glazing (Non-metallic -) having fire resistant properties; Outdoor blinds, venetian blinds and jalousies, not of metal; Insect screens, not of metal; Shutters, not of metal
20
Ventilation grilles (Non-metallic -) for fitting in doors; Ventilation grilles (Non-metallic -) for fitting in windows
22
Awnings not of metal; Awnings of textile
37
Installation, assembly, maintenance and repair of facade elements of glass, windows, doors, gates, shutters; Installation, assembly, maintenance and repair of sun protection installations, including roller blinds, venetian blinds, jalousies and awnings; Installation of glass and glazing units