Name: Isolith BAB® sound absorber panel per ÖNORM B 6021
Creator: Physikalisch-Technische Bundesanstalt (PTB)

Isolith BAB® sound absorber panel per ÖNORM B 6021 – PTB – Physikalisch-Technische Bundesanstalt | Acoustic Index

ISO 354 – reverberation chamber· 2 variants

αw

0.94

αp per ISO 11654

125 Hz

0.55

250 Hz

0.90

500 Hz

1.00

1000 Hz

1.10

2000 Hz

1.15

4000 Hz

1.05

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Compare		Value
	feine Wollstruktur	αw0.94
	grobe Wollstruktur	αw0.93

Application: installation with Hilfe eines Abhängsystems

Isolith BAB® sound absorber panel per ÖNORM B 6021

Material properties