Luxalon CLIP-IN perforated metal cassette with mineral wool

Luxalon CLIP-IN

PTB reference data

Original description

Material properties

Manufacturer: Hunter Douglas

Wall distance: 200 mm

Hole size: 2.5 mm

Backing: 20 mm mineral wool (20 kg/m³)

ISO 354 – reverberation chamber

αw

0.75

αp nach ISO 11654

125 Hz

0.30

250 Hz

0.70

500 Hz

0.85

1000 Hz

0.75

2000 Hz

0.95

4000 Hz

0.95

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Method (354): Measured