Ecophon Master F Beta glass wool panel

Ecophon – Master F, beta

PTB reference data

Original description

Material properties

Manufacturer: Ecophon GmbH

Thickness: 40 mm

Wall distance: 40 mm

Backing: non-woven faced on back

Surface: smooth surface structure

ISO 354 – reverberation chamber

αw

0.62

αp nach ISO 11654

125 Hz

0.30

250 Hz

0.75

500 Hz

0.85

1000 Hz

0.70

2000 Hz

0.60

4000 Hz

0.50

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Method (354): Measured