OWAcoustic Excel 1 mineral wool panel (non-woven + wool)

OWAcoustic – Excel 1 (with non-woven + wool)

PTB reference data

Original description

Material properties

Manufacturer: Odenwaldwerk

Backing: non-woven + wool

ISO 354 – reverberation chamber

αw

0.81

αp nach ISO 11654

125 Hz

0.45

250 Hz

0.70

500 Hz

0.80

1000 Hz

1.05

2000 Hz

1.05

4000 Hz

0.90

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Method (354): Measured