Manufacturer
Lindner Group
Lindner Group, Arnstorf: metal ceilings, heating and cooling ceilings, raised floors, wall and ceiling linings and the MUTE+ sound absorber line.
Documents
MUTE+ desk absorber
Description
Absorber made of polyester clamped onto the desk top. Free of mineral fibres and allergy-friendly, recycled content of up to 20 per cent, 100 per cent recyclable and reusable.
Technical data
Material: Polyester
Surface: Gloss level 1 to 5 GU per colour
Up to fire class: B1 — per DIN 4102
Certifications: Oeko-Tex Standard 100 (S24-3191, Hohenstein HTTI), Indoor Air Comfort GOLD, emission class A+ (VOC, France)
Colours: white, grey marbled, darkgrey marbled, nightgrey marbled, black, further polyester colours on request
Measurement data
Sound absorption
Reverberation chamber (ASTM C423 / ISO 354)
Aobj
1.10 m²
at 1 kHz
Frequency values
Aobj nach ISO 354 (m²)
| f (Hz) | 160 | 200 | 250 | 315 | 400 | 500 |
|---|---|---|---|---|---|---|
| Aobj | 0.60 | 0.60 | 0.60 | 0.70 | 0.80 | 1.00 |
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Method (354): Measured
Room volume: 7,363 cu ft
Test report: H240618A1/1a_rev00
Measured values as a table (1 measurement)
| Build-up | NRC | 160 Hz | 200 Hz | 250 Hz | 315 Hz | 400 Hz | 500 Hz | 630 Hz | 800 Hz | 1000 Hz | 1250 Hz | 1600 Hz | 2000 Hz | 2500 Hz | 3150 Hz | 4000 Hz | 5000 Hz |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 40 mm · absorber 900 x 600 mm (Aobj, m²) | – | 0.60 | 0.60 | 0.60 | 0.70 | 0.80 | 1.00 | 1.00 | 1.00 | 1.10 | 1.10 | 1.00 | 1.00 | 1.00 | 1.10 | 1.00 | 1.00 |
Measured values as a table (1 measurement)
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