Heradesign Plano
Heradesign Plano
NRC 0.30–0.40
CeilingWall
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Description
Heradesign wood wool panel with a smooth, homogeneous visible surface (Knauf Ceiling Solutions). A design version for calm surfaces; acoustically restrained.
Technical data
Material: Wood wool, magnesite-bonded
Fire class (EN 13501-1): B-s1,d0
Measurement data
Sound absorption
Reverberation chamber (ASTM C423 / ISO 354)· 3 variants
NRC
0.40
Frequency values
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| Compare | Value | |
|---|---|---|
| System height 8.9 in | NRC0.40 | |
| System height 2.2 in | NRC0.35 | |
| System height 2.2 in | NRC0.30 |
NRC: 0.40 (approximated from ISO 354 octave-band data)
Absorber: mineral-wool layer 0.98 in
Application: Standard
Measured values as a table (3 measurements)
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