The use of the Nanoperf® sheets is ideal to improve sound comfort in crowded places.
Nanoperf® associates aesthetic and effectiveness.
Holes : 500 000/m²
Hole diameter : ≈ 0,1 mm
Perforation rate : ≈ 1 %
Thickness : ≈ 0,18 mm
Reference : A15 + ref. colour
|Sound absorption ratings||without insulation||with insulation|
|Sound absorption average according to ASTM C423 - 01||SAA = 0.60||SAA = 0.85|
|Noise reduction coefficient according to ASTM C423 -01||NRC = 0.62||NRC = 0.83|
|Weighted sound absorption coefficient according to DIN EN 11654||αw=0,65||αw=0,90|
|Sound absorber class according to DIN EN 11654||C||A|