Globalwall® IN 223 Rockbardage
Double skin system with an inner structural tray and an external weather steel profile of 0.75mm horizontal laid for good sound insulation.
Composition :
- Hacierba Tray 1.500.90 BS ou SR with a thickness of 0.75mm
- Rockbardage with a thickness of 130mm
- Oméga
- Profile Frequence. Trapeza with a thickness of 0.75mm
Performance :
- Sound reduction index Rw(C;Ctr) = 48(-8;-17) dB
