Unperforated sheet with 45 mm insulation on ground

Barrisol unperforated

PTB reference data

Original description

Material properties

Manufacturer: BARRISOL - Normalu S.A.

Thickness: 0.17 mm

Wall distance: 55 mm

Backing: 45 mm insulation

ISO 354 – reverberation chamber

αw

0.33

αp nach ISO 11654

125 Hz

0.20

250 Hz

0.60

500 Hz

0.65

1000 Hz

0.25

2000 Hz

0.20

4000 Hz

0.15

Create a permanent free account — Access frequency bands, variants and export.

Free. No password required.

Method (354): Measured