Статистическая классификация экономической деятельности NACE Rev. 2.0

This class includes:
- thermal insulation works (e.g. for pipes, boilers and ducts, interior or exterior, including cladding for insulation)
- sound insulation works
- vibration insulation works
- fireproofing works
- hydro insulation
- internal insulation of roofs

This class excludes:
- external insulation of roofs, see 43.41
- waterproofing of roofs, see 43.41

This class includes the installation, repair and maintenance of equipment other than electrical, plumbing, heating and air-conditioning systems or industrial machinery in buildings and civil engineering structures.

This class includes:
- installation in buildings or other construction projects of:
elevators, escalators, including stairlifts
automated and revolving doors
lightning conductors
vacuum cleaning systems
blinds and awnings
- installation of fences, railings and fire escape staircases
- installation of signs, whether illuminated or not
- installation and replacement of locks
- installation of automatic systems on buildings (e.g. for opening windows and doors)
This class also includes:
- installation of equipment for the personal safety of builders (e.g. to secure lifelines)
This class excludes:
- installation of industrial machinery, see 33.20