BS EN ISO 9053-2:2020
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Acoustics. Determination of airflow resistance – Alternating airflow method
Published By | Publication Date | Number of Pages |
BSI | 2020 | 26 |
This document specifies an alternating airflow method for the determination of the airflow resistance[ 5], [ 6] of porous materials for acoustical applications.
Determination of the airflow resistance based on static flow is described in ISO 9053-1.