Technical characteristics of acoustic plaster Sonacoustic® 

The acoustic characteristics are evidenced by the various test reports, unique. By varying the thickness of the different layers of the Sonacoustic® system, can be fulfilled any desired acoustic requirement, without affecting the design of the room.


Acoustic absorption results.

The aforementioned thicknesses are below average build thicknesses. These include the adhesive layer thicknesses of approximately 2-3 mm. The results in the table below can be displayed in a graph. A maximum of 6 results at the same time can be compared.

SONACOUSTICtestrapport125 Hz250 Hz500 Hz1000 Hz2000 Hz4000 HzNRCαw
PDF 0.150.500.850.950.850.950.800.80
PDF 0.150.450.800.950.950.850.800.75
PDF 0.250.650.900.950.900.900.850.90
PDF 0.400.800.950.950.900.900.900.95
PDF 0.150.600.700.750.650.600.700.70
PDF 0.140.480.890.950.970.960.800.75
PDF 0.220.590.970.950.920.880.850.85