DIN Standards Committee Building and Civil Engineering
EN ISO 11654
Acoustics - Sound absorbers for use in buildings - Rating of sound absorption (ISO 11654:1997)
Akustik - Schallabsorber für die Anwendung in Gebäuden - Bewertung der Schallabsorption (ISO 11654:1997)
Responsible national committee
NA 062-02-31 AA - Sound reduction and sound absorption; Measurement and evaluation
Responsible european committee
CEN/TC 126 - Acoustic properties of building elements and of buildings