Mineral woolHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Manufacturer's product sheet
Value from the PTB table, not verified
Ecophon Wall Panel C Colorado glass wool fiber absorber
Ecophon – Wall Panel C Colorado
PTB reference data
Original description
Ecophon Wall Panel C Colorado glass wool fiber absorber
Material properties
Manufacturer: Ecophon GmbH
Thickness: 40 mm
Wall distance: 0 mm
Surface: Textile faced
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
1.00
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.25 | 0.70 | 1.00 | 1.00 | 1.00 | 1.00 |
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Value from the PTB table, not verified
Measured values as a table (1 measurement)
| Build-up | αw | 63 Hz | 125 Hz | 250 Hz | 500 Hz | 1000 Hz | 2000 Hz | 4000 Hz |
|---|---|---|---|---|---|---|---|---|
| 40 mm · ca. 5 kg / m² incl. Unterkonstruktion · tKh = 40 mm (totale Konstruktionshöhe) · Alternative or Ergänzung zu Deckenabsorbern. Besonders in größeren Räumen kann on diese Weise das sogenannte Flatterecho vermieden werden. Vertikale Paneelstöße bilden dezente Fase · Textil | 1.00 | 0.05 | 0.25 | 0.70 | 1.00 | 1.00 | 1.00 | 1.00 |
Measured values as a table (1 measurement)
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