Physikalisch-Technische Bundesanstalt
Source: Herstellerangabe im Internet unter www.creationbaumann.com
VELLING
Original description
Création Baumann VELLING curtain fabric
ISO 354 – reverberation chamber· 2 variants
αp per ISO 11654
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| Compare | Value |
|---|---|
| αw0.74 | |
| αw0.50 |
Application: Akustik-Stoff
Distance: 15 cm mittlerer wall standoff
