- Airborne sound protection of the building envelope
 - Airborne sound protection of windows and facades
 - Flanking sound transmission
 - Design of silencers
 - Determination of requirements
 - Verification for construction elements
 
                
                
                
                
                
                
                
                
                
                
                
                
                Wielandgasse 36
8010 Graz
Österreich
 Tel.: +43 (0) 316  82 18 60
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