Acoustic performance
Arcolis® one-sided panels

Arcolis® one-sided panels, 1200 x 600 mm, placed directly against the wall or fixed directly to the ceiling. (1)

Measurement according to international standard ISO 11654 and US standard ASTM C 423.

(1) Acoustics test reports available on request

 

 

Sound absorption coefficient αp according to DIN EN ISO 11654

Frequency
[Hz]
αs
[-]
125 0,35
250 0,90
500 1,00
1000 1,00
2000 0,90
4000 0,90
NRC = 0.95
SAA = 0.98
αw = 1.0
Sound absorption class A
 

Sound absorption coefficient αs according to ASTM C 423

 
Frequency
[Hz]
100 125 160 200 250 315 400 500 630
αs
[-]
0,19 0,27 0,53 0,77 0,96 1,03 1,09 1,06 1,12
Frequency
[Hz]
800 1000 1250 1600 2000 2500 3150 4000 5000
αs
[-]
1,05 0,97 0,93 0,91 0,90 0,96 0,89 0,87 0,90

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