Sloped roof systems Globalroof® IN 226A for Roof | ArcelorMittal Construction

Globalroof® IN 226A

IN 226 is a double skin system with an inner structural tray and an external profile with a minimum thickness of  1mm for both products. The system provides a very high level of sound insulation.
 

Composition :

  • Non load-bearing tray Hacierco C in thickness 1.00mm
  • Vapor barrier
  • Cleats or steel spacer
  • Mineral wool 60mm thick (Isover)
  • Purlin to get 230mm between profiles
  • Flexible glass wool for cladding covered with reinforced glass veil 80mm thick (Isover)
  • Glass wool additional insulation nipped on the purlin to fill the air gap
  • Profile Frequence or Trapeza in thickness 1.00mm

Performances and characteristics :

  • Sound reduction index Rw(C;Ctr) = 50(-2;-7) dB
  • Thermal transmittance Up = 0.41W/m².K estimated
  • Weight: 33kg/m²
  • Spacing: 23cm .not including the height of the roof profile
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