Mineral woolHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Produktblatt des Herstellers
Ecophon Focus Ebx glass wool fiber absorber with Akutex T surface
Ecophon – Focus Ebx
PTB reference data
Original description
Ecophon Focus Ebx glass wool fiber absorber with Akutex T surface
Material properties
Manufacturer: Ecophon GmbH
Thickness: 20 mm
Wall distance: 50 mm, 200 mm (total construction height)
Backing: non-woven faced
Surface: Akutex T treated
Measurement data
Sound absorption
ISO 354 – reverberation chamber· 2 variants
αw
0.80
Frequency values
αp per ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.45 | 0.80 | 0.90 | 0.85 | 0.90 | 0.90 |
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| Compare | Value | |
|---|---|---|
| tKh = 200 mm (totale Konstruktionshöhe) | αw0.80 | |
| tKh = 50 mm (totale Konstruktionshöhe) | αw0.78 |
Weight / density: ca. 3 kg / m² incl. Unterkonstruktion
Dimensions: 600 x 600 mm
Application: Deckenelement, for Montage im sog. "Box Grid" geeignet
