Globalwall® IN 221 Rockbardage

Double skin system with an inner structural tray and an external weather steel profile of 0.63mm thickness vertically laid for good sound insulation.

Compostion :

  • Hacierba Tray 1.500.90 BS ou SR with a thickness of 0.75mm
  • Rockbardage with a thickness of 130mm
  • Profile Frequence. Trapeza with a thickness of 0.63mm

Performance :

  • Sound reduction index Rw(C;Ctr) = 45(-5;-13) dB
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