Sloped roof systems Globalroof® CN 125RTP15 for Roof | ArcelorMittal Construction

Globalroof® CN 125RTP15

Double skin system with  inner structural perforated tray and external steel profile offering certified absorption acoustic and sound insulation. Estimated Up 15W/m².K.

Composition :

  • Non load-bearing Tray Hacierco C 450.70 perforated P in thickness 0.75mm
  • Panolene bardage in thickness 70mm (Isover)
  • Airtight vapor barrier foil
  • Purlin Multibeam on cleats
  • Glass wool in thickness 150mm (unrolled between purlins
  • Glass wool in thickness 120mm (crossed and unrolled between purlins)
  • Glass wool in thickness 60mm (unrolled and nipped on the purlin)
  • Profile Frequence. Authentique or Trapeza in thickness 0.75mm

Performances and characteristics :

  • Sound reduction index Rw(C;Ctr) = 36(-2;-8) dB
  • Acoustic absorption αw = 0.90
  • Thermal transmittance Up = 0.15W/m².K estimated
  • Weight: 25kg/m²
  • Spacing: 40cm not including the height of the external weather profile
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