SIMPLE ROOFS
Coverib
61,2 dB
63,6 dB
Fibercement
70,5 dB
Steel
70,7 dB
Aluminium
73,1 dB
Aluminium +
felt
SANDWICH PANEL ROOFS
62,4 dB
Coverib
+ steel
64,6 dB
Coverib
+ Fibercement
68,4 dB
Double steel
sheet
70,4 dB
Steel Fibercement
72,9 dB
Aluminium
Fibercement
PANELS
64,0 dB
Coverib
69,8 dB
Double steel
sheet