Flat roof systems Globalroof® CN 118 for Roof | ArcelorMittal Construction

Globalroof® CN 118

CN 118 is a thermal-acoustic flat roof system made of perforated roof deck providing acoustic absorption and acoustic reduction for high hygrometry building like swimming pool or paper mill.

Composition :

  • Profile Hacierco 74 SPAwith a thickness of 0.75mm
  • Mineral wool infills (Etanco -black glass veil)
  • Foamglas T4 panel 60mm or 120mm thick glued (P.C.F.)
  • Multi layer bituminous waterfroof membrane

Performance and characteristics :

  • Sound reduction index Rw(C;Ctr) = 39(-1;-4) dB
  • Acoustic absorption αw = 0.60
  • thermal transmittance Up = 0.33W/m².K estimated
  • Weight: 25kg/m²
  • Spacing: 15cm
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