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prEN ISO 11654

Acoustics - Sound absorbers - Rating of sound absorption coefficients (ISO/DIS 11654:2018)

General information

40.98   Project deleted   Jan 26, 2022

CEN

CEN/TC 126 Acoustic properties of building elements and of buildings

European Norm

91.120.20   Acoustics in building. Sound insulation

Life cycle

PREVIOUSLY

PUBLISHED
EN ISO 11654:1997

NOW

ABANDON
prEN ISO 11654
40.98 Project deleted
Jan 26, 2022