SONATECH QuietLine Industrial Grid Ceiling
QuietLine Industrial Grid Ceiling
NRC 0.85
Manufacturer
SONATECH GmbH + Co. KG
SONATECH is a southern German specialist for room acoustics and noise control, based in Ungerhausen (Bavaria). The company supplies acoustic solutions from a single source: consultancy, sound measurement, product and installation. The range spans the textile pure and pure+ ceiling and wall elements, the printable ConceptLine elements and QuietLine ceiling sails, Basotect and PUR foam absorbers, SkyLine acoustic columns and industrial solutions such as Cube, Baffel and MultiLane. The absorption values come from laboratory measurements based on the approach of DIN EN ISO 354. The materials are flame-retardant to DIN 4102 B1; for the Basotect foams, building-authority fire-protection test certificates are available.
Documents
Description
The QuietLine Industrial Grid Ceiling is a complete solution for industrial and production areas with noise-intensive machinery. The suspended grid elements combine high sound absorption with high light reflectance.
Technical data
Measurement data
Sound absorption
Reverberation chamber (ASTM C423 / ISO 354)
Frequency values
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Method (354): Measured
Measurement date (354): 09/10/2010
NRC: 0.85 (approximated from ISO 354 octave-band data)
Measured values as a table (1 measurement)
| Build-up | NRC | 125 Hz | 250 Hz | 500 Hz | 1000 Hz | 2000 Hz | 4000 Hz |
|---|---|---|---|---|---|---|---|
| Rasterdecke, h = 4.5 in | 0.85 | 0.15 | 0.60 | 1.00 | 0.90 | 0.90 | 0.75 |
Measured values as a table (1 measurement)
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