Norm
[AKTUELL]
UNE-EN ISO 717-1
UNE-EN ISO 717-1
Acoustics - Rating of sound insulation in buildings and of building elements - Part 1: Airborne sound insulation (ISO 717-1:2020)
Titel (englisch)
Acoustics - Rating of sound insulation in buildings and of building elements - Part 1: Airborne sound insulation (ISO 717-1:2020)