Heradesign Macro
Heradesign Macro
CeilingWall
Description
Magnesite-bonded wood wool acoustic panel with a coarse, pronounced wool texture (Heradesign family, Knauf Ceiling Solutions). Exposed ceiling and wall lining; also available as a Plus package with a factory-laminated acoustic backing.
Technical data
Material: Wood wool, magnesite-bonded
Up to fire class: B-s1,d0
Measurement data
Sound absorption
Reverberation chamber (ASTM C423 / ISO 354)· 6 variants
NRC
0.65
Frequency values
αp per octave band
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.10 | 0.40 | 0.85 | 0.65 | 0.70 | 0.75 |
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| Compare | Value | ||
|---|---|---|---|
| 1 in | Systemhöhe 2.2 in | NRC0.65 | |
| 1 in | Systemhöhe 2.2 in | NRC0.80 | |
| 1 in | Systemhöhe 7.9 in | NRC0.60 | |
| 1 in | Systemhöhe 7.9 in | NRC0.75 | |
| 2 in | mounted directly | NRC0.80 | |
| 2 in | Systemhöhe 7.9 in | NRC0.75 |
NRC: 0.65 (derived from ISO 354 lab data)
Measured values as a table (6 measurements)
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