Mineral woolHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Produktblatt des Herstellers
Ecophon Master E, beta glass wool panel with surface texture
Ecophon – Master E, beta
PTB reference data
Original description
Ecophon Master E, beta glass wool panel with surface texture
Material properties
Manufacturer: Ecophon GmbH
Thickness: 40 mm
Mounting: tKh = 200 mm (total construction height), tKh = 70 mm (total construction height)
Measurement data
Sound absorption
ISO 354 – reverberation chamber· 2 variants
αw
0.63
Frequency values
αp per ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.30 | 0.75 | 0.85 | 0.70 | 0.60 | 0.55 |
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| Compare | Value | |
|---|---|---|
| tKh = 70 mm (totale Konstruktionshöhe) | αw0.63 | |
| tKh = 200 mm (totale Konstruktionshöhe) | αw0.57 |
Weight / density: ca. 5 kg / m² incl. Unterkonstruktion
Dimensions: 600 x 600 mm, 625 x 625 mm, 1200 x 1200 mm, 1250 x 1250 mm
Application: Deckenelement, leicht demontierbar, Unterkonstruktion teilweise verborgen, Reliefwirkung, for Schulen and überall dort, wo die Anforderungen an eine gute Sprachverständlichkeit besonders hoch sind