Duet Acoustic Banner jcjoel.com
sales@jcjoel.com
At a Glance The Duet Acoustic Banner is the mid-tier of the J&C Joel variable acoustic range. Deploying two layers of Bonded Wool Serge it achieves a A acoustic absorption rating according to EN ISO 11654:1997. The Duet can offer an absorbent area of upto 48m2. With 6m as the maximum width, and 10m as the maximum drop. Custom sizes are available on request. Works with Bonded Wool Serge*, available in 1,130gsm, 1000gsm, or 840gsm to achieve different acoustic requirements. Standard fabric colour is black, with a range 10 colours available on 1,000gsm, custom colours available subject to MoQ. *100% recycled wool product. Other fabrics are available for acoustic or decorative purposes. Standard operating speed is around 140mm/s which enables a 5m tall banner to deploy in 35s. Designed and Manufactured in the UK.
Acoustic Absorption The two layers of fabric are positioned at a predefined distance from a wall to reduce reverberation time. The fabric to wall distances have been tested at 100, 150 & 350mm centres. Tests were conducted using a 3rd party and the full reports are available on request. For our full Acoustic Brochure, click download or scan the QR code. Download Fabric-Wall Distance mm
Acoustic Absorption Co-efficient 125Hz
250Hz
500Hz
1000Hz
2000Hz
4000Hz
Bonded Wool Serge 1130 gsm
100
0.30
0.70
1.00
1.00
1.00
1.00
350
0.40
0.70
1.00
0.90
0.90
0.95
Bonded Wool Serge 1130 gsm - Enclosed
100
0.41
0.79
0.95
0.88
0.84
0.85
350
0.38
0.79
1.01
1.00
0.95
1.00
Bonded Coloured Wool Serge
100
0.30
0.50
0.80
0.90
0.80
0.90
350
0.30
0.50
0.90
1.00
0.95
1.00
Bonded Coloured Wool Serge - Enclosed
100
0.46
0.87
1.01
0.95
0.87
0.87
350
0.38
0.83
1.04
1.04
0.96
0.98
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Fabric