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- Globalwall® CN 121 Rockbardage
Globalwall® CN 121 Rockbardage
Double skin system with an inner structural perforated tray and an external weather steel profile of minimum 0.63mm for good sound insulation. The weather profile is vertically installed
Composition :
- Hacierba Tray 1.500.90 SR P with a thickness of 0.75mm
- Rocksourdine
- Rockbardage with a thickness of 130mm
- Profile Frequence or Trapeza with a thickness of 0.63mm
Performance :
- Sound reduction index Rw(C;Ctr) = 35(-3;-8) dB
- Sound absorption αw = 0.85
