Acoustic IndexAcoustic Index

MUTE+ cover ceiling raft

Sabins/unit 17–46 at 1 kHz

CeilingFree-hanging
With a free account

Manufacturer

Lindner Group

Lindner Group, Arnstorf: metal ceilings, heating and cooling ceilings, raised floors, wall and ceiling linings and the MUTE+ sound absorber line.

All products by this manufacturerManufacturer website

Documents

Datasheet acoustic insert CalmaDatasheet MUTE+ cover S45/S60-C

Description

Ceiling raft with an aluminium frame, fabric covering of polyester or wool and an additional acoustic insert. Free of mineral fibres and allergy-friendly, 100 percent recyclable and reusable. The frame sits concealed behind the covering.

Technical data

Material: Aluminium frame, covering of polyester or wool
Surface: Fabric covering wrapped over the edge
Fire class (EN 13501-1): B1 · per DIN 4102, wool covering B2
Certifications: Oeko-Tex Standard 100 (S24-3191, Hohenstein HTTI), Indoor Air Comfort GOLD, emission class A+ (VOC, France)
Colours: 20 standard colours, covering of polyester or wool

Measurement data

Sound absorption

Reverberation chamber (ASTM C423 / ISO 354)· 12 variants

Sabins/unit
46
at 1 kHz

Frequency values

Create a permanent free account. Access frequency bands, variants and export.

Free. No password required.

CompareValue
2.4 in17 inceiling raft 94 x 47 inSabins/unit46
2.4 in8.7 inceiling raft 94 x 47 inSabins/unit41
2.4 in17 inceiling raft 71 x 47 inSabins/unit36
2.4 in10 inceiling raft 79 x 39 inSabins/unit32
2.4 in8.7 inceiling raft 71 x 47 inSabins/unit32
1.8 in9.6 inceiling raft 79 x 39 inSabins/unit30
2.4 in10 inceiling raft 59 x 39 inSabins/unit25
2.4 in17 inceiling raft 47 x 47 inSabins/unit24
1.8 in9.6 inceiling raft 59 x 39 inSabins/unit23
2.4 in8.7 inceiling raft 47 x 47 inSabins/unit23
1.8 in9.6 inceiling raft 39 x 39 inSabins/unit17
2.4 in10 inceiling raft 39 x 39 inSabins/unit17

Test report: H231016P1/10f_rev01

Institute: GiB mbH, Arnstorf

Room volume: 7,363 cu ft

Absorber: 0.98 in Calma

Test setup: ceiling raft 94 x 47 in

Terms of use
Measured values as a table (12 measurements)
MUTE+ cover ceiling raft: sound absorption coefficient αs per ISO 354 by frequency and test build-up
Build-upNRC100 Hz125 Hz160 Hz200 Hz250 Hz315 Hz400 Hz500 Hz630 Hz800 Hz1000 Hz1250 Hz1600 Hz2000 Hz2500 Hz3150 Hz4000 Hz5000 Hz
1.8 in · 9.6 in · ceiling raft 59 x 39 in (sabins/unit)–1.13.27.5111315181920222323222220201919
1.8 in · 9.6 in · ceiling raft 79 x 39 in (sabins/unit)–2.24.39.7151823242727273030292828282827
1.8 in · 9.6 in · ceiling raft 39 x 39 in (sabins/unit)–1.11.14.38.69.711121414151716151414141414
2.4 in · 10 in · ceiling raft 39 x 39 in (sabins/unit)–1.11.15.48.69.711121416171717161514141414
2.4 in · 10 in · ceiling raft 59 x 39 in (sabins/unit)–1.13.27.5121416182022242524232222222222
2.4 in · 10 in · ceiling raft 79 x 39 in (sabins/unit)–2.24.311151722252728303231292828272727
2.4 in · 8.7 in · ceiling raft 47 x 47 in (sabins/unit)–––11131415202022232320191918171818
2.4 in · 17 in · ceiling raft 47 x 47 in (sabins/unit)––5.412141414162024252424232322222020
2.4 in · 17 in · ceiling raft 71 x 47 in (sabins/unit)–––18151919253137363632313030313030
2.4 in · 8.7 in · ceiling raft 71 x 47 in (sabins/unit)–––17141920283033323228282625252623
2.4 in · 8.7 in · ceiling raft 94 x 47 in (sabins/unit)–––20192726373940404137383737373634
2.4 in · 17 in · ceiling raft 94 x 47 in (sabins/unit)––1620222626314046454644434242424142
Measured values as a table (12 measurements)

Access frequency bands, variants and export. Create a permanent free account

Last updated:

Calculate reverberation time with this product