Installation of insulation

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