Multi-leaf system walls
Metecno system walls
Description
Double-leaf partition wall build-ups of Metecno sandwich panels with a cavity, a mineral wool layer or a plasterboard leaf. Seven laboratory-tested system build-ups from Rw 37 to 70 dB, each measured value documented with the complete layer structure.
Technical data
Material: Two sandwich panel leaves (rock wool/glass wool/PU) with cavity, mineral wool or plasterboard
Application: Highly sound-insulating partition walls in hall, commercial and studio construction
Measurement data
Last updated:
Building acoustics dataRw 70 (-2; -8) dB · 7 measurements
Rw
70 (-2; -8) dB
Airborne sound insulation Rw· 7 variants
EN ISO 10140-2 / ISO 717-1
Frequency values
R per third-octave band in dB
| f (Hz) | 100 | 125 | 160 | 200 | 250 | 315 |
|---|---|---|---|---|---|---|
| R | 48.30 | 47.30 | 51.80 | 59.20 | 59.60 | 62.10 |
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| Compare | Build-up | Rw |
|---|---|---|
| Hipertec Sound 120+100 · glass wool | 70 (-2; -8)dB | |
| Metfiber Sound 100 · air cavity 60 ·… | 55 (-4; -10)dB | |
| Hipertec Sound 60 · air cavity 155 ·… | 55 (-2; -6)dB | |
| 2× Hipertec 60 · glass wool 50 | 52 (-3; -9)dB | |
| Hipertec Sound 60 · Monowall 60 | 45 (-2; -7)dB | |
| 2× Hipertec 60 · air cavity 60 | 40 (-1; -5)dB | |
| Metfiber Sound 100 · plasterboard 9.5 | 37 (-1; -3)dB |
TU Eindhoven (NL) · 2020 · 039