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+ board free-standing screen
Description
Free-standing screen of polyester. Free of mineral fibres and allergy-friendly, recycled content of up to 20 percent, 100 percent 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)· 2 variants
Aobj
3.30 m²
at 1 kHz
Frequency values
Aobj per ISO 354 · third-octave band (m²)
| f (Hz) | 100 | 125 | 160 | 200 | 250 | 315 |
|---|---|---|---|---|---|---|
| Aobj | 0.90 | 1.40 | 1.40 | 1.70 | 1.80 | 2.00 |
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| Compare | Value |
|---|---|
| Aobj3.30m² | |
| Aobj2.70m² |
Test report: H231016P1/8j_rev00
Institute: GiB mbH, Arnstorf
Room volume: 7,363 cu ft
Measured values as a table (2 measurements)
| Build-up | NRC | 100 Hz | 125 Hz | 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 · free-standing screen 2000 x 1000 mm (Aobj, m²) | – | 0.90 | 1.40 | 1.40 | 1.70 | 1.80 | 2.00 | 2.40 | 2.70 | 3.10 | 3.30 | 3.30 | 3.60 | 3.50 | 3.60 | 3.70 | 3.70 | 3.80 | 3.90 |
| 40 mm · free-standing screen 1600 x 1000 mm (Aobj, m²) | – | 0.60 | 1.10 | 1.10 | 1.50 | 1.50 | 1.60 | 2.00 | 2.30 | 2.50 | 2.70 | 2.70 | 2.90 | 2.90 | 2.90 | 2.90 | 3.10 | 3.10 | 3.10 |
Measured values as a table (2 measurements)
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