Manufacturer
freiraum Akustik
Since 2004, freiraum Akustik has developed custom-made acoustic art panels, room dividers, desk partitions and ceiling rafts for offices, medical practices, meeting rooms and residential spaces. The focus is on combining effective sound absorption with individual design, art motifs, custom colours and personal acoustic consulting all the way through to installation.
Acoustic Picture Nature Motifs
Acoustic Wall Pictures Nature
Description
No description available.
Technical data
Measurement data
Sound absorption
Reverberation chamber (ASTM C423 / ISO 354)
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.40 | 0.70 | 0.95 | 1.00 | 1.00 | 1.00 |
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Method (354): Measured
Object area: 51 sq ft
Measurement date (354): 2024-04-22
NRC: 0.95 (derived from ISO 354 lab data)
Measured values as a table (1 measurement)
| Build-up | NRC | 100 Hz | 125 Hz | 160 Hz | 200 Hz | 250 Hz | 315 Hz | 400 Hz | 500 Hz | 630 Hz | 800 Hz | 1000 Hz | 1250 Hz | 1600 Hz | 2000 Hz | 2500 Hz | 3150 Hz | 4000 Hz | 5000 Hz |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 50 mm · 2000 g/m² · Caruso Akustik Bond 50 mm / 2000 g/m² · Caruso Akustik Bond | 0.95 | 0.35 | 0.42 | 0.47 | 0.55 | 0.74 | 0.87 | 0.94 | 0.96 | 0.98 | 0.99 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
Measured values as a table (1 measurement)
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