Physikalisch-Technische Bundesanstalt
Source: H. Lenz, Marktübersicht schallabsorbierende Anordnungen, Ruhr Universität Bochum, 1981, Seite 238
Rigips-Lochplatte – RL 20/46
Original description
Rigips RL 20/46 perforated gypsum board with fiber absorber
ISO 354 – reverberation chamber· 3 variants
αp per ISO 11654
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| Compare | Value | |
|---|---|---|
| 400 mm | αw0.65 | |
| 200 mm | αw0.63 | |
| 100 mm | αw0.62 |
Weight / density: 7,5 kg / m² (9,5mm) 10 kg / m² (12,5mm)
Dimensions: bis 3000x 1250 mm
