Norm
[AKTUELL]
ABNT NBR ISO 12354-1
ABNT NBR ISO 12354-1
Building acoustics - Estimation of acoustic performance of buildings from the performance of elements Part 1: Airborne sound insulation between rooms
Titel (englisch)
Building acoustics - Estimation of acoustic performance of buildings from the performance of elements Part 1: Airborne sound insulation between rooms
