Topakustik 5/3 M grooved wood panel with mineral wool

Topakustik – 5/3 M

PTB reference data

Original description

Material properties

Manufacturer: n'H Akustik + Design AG

Thickness: 30 mm (mineral wool)

Wall distance: 200 mm

Density: 60 kg/m³ (mineral wool)

Perforation: 19%

Backing: acoustic non-woven 60 g/m², 30 mm mineral wool

ISO 354 – reverberation chamber

αw

0.81

αp nach ISO 11654

125 Hz

0.30

250 Hz

0.75

500 Hz

1.00

1000 Hz

1.00

2000 Hz

0.95

4000 Hz

0.85

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Method (354): Measured