Sloped roof systems Globalroof® DPP 30 for Roof | ArcelorMittal Construction

Globalroof® DPP 30

DPP 30 is a double skin system for slooped roof consisting of a structural tray as inner facing and a trapezoidal steel sheet as wheather facing and offering a thermal performance of Up 0.30W/m².K.

Composition :

  • Non Load-bearing tray Hacierco C 450.70 non perforated or perforated type P with a thickness according to the span
  • Cleats or steel spacer
  • Glass wool or mineral wool 70mm thick in the bottom of the tray (λ = 0.040W/m.K maximum)
  • Purlin
  • Airtight vapor barrier film
  • Glass wool or mineral wool 80mm thick unrolled between purlins (λ = 0.040W/m.K maximum)
  • Glass wool 60mm thick nipped on the purlin(λ = 0.040W/m.K maximum)
  • Roof profile Frequence,Trapeza or Autenthique

Performance :

  • Thermal transmittance Up = 0.30W/m².K
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