mbakustik curtain Type AV 22, 2-layer, B1

Type AV 22

PTB reference data

Original description

Material properties

Manufacturer: mbakustik

Wall distance: 0.15 m

Up to fire class: B1 not easily flammable

Application: wall

ISO 354 – reverberation chamber

αw

0.78

αp nach ISO 11654

125 Hz

0.15

250 Hz

0.50

500 Hz

0.90

1000 Hz

1.00

2000 Hz

1.05

4000 Hz

1.05

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Method (354): Measured