Protection of and in buildings
- 91/91.120/91.120.01 Protection of and in buildings in general
- 91/91.120/91.120.10 Thermal insulation of buildings
- 91/91.120/91.120.20 Acoustics in building. Sound insulation
- 91/91.120/91.120.25 Seismic and vibration protection
- 91/91.120/91.120.30 Waterproofing
- 91/91.120/91.120.40 Lightning protection
- 91/91.120/91.120.99 Other standards related to protection of and in buildings