Acoustics. Rating of sound insulation in buildings and of building elements. Part 3: Airborne sound insulation of facade elements and facades
NORM herausgegeben am 1.10.1993
Designation standards: STN ISO 717-3
Classification mark: 730531
Catalog number: 68877
Note: UNGÜLTIG
Publication date standards: 1.10.1993
Approximate weight : 18 g (0.04 lbs)
Country: Slovak technical standard
Kategorie: Technische Normen STN