Drywall on furring with mineral fiber mat, 12.5 mm

PTB reference data

Original description

Material properties

Thickness: 12.5 mm

Wall distance: 400 mm

Dimensions: 1500 x 1250 mm

Surface weight: 11 kg/m²

Backing: mineral fiber mat

Mounting: on furring 24/48 mm, 420 mm grid

ISO 354 – reverberation chamber

αw

0.12

αp nach ISO 11654

125 Hz

0.20

250 Hz

0.10

500 Hz

0.10

1000 Hz

0.05

2000 Hz

0.10

4000 Hz

0.10

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Method (354): Measured