Globalroof® CN 1116 Fivvacoustic A

CN 1116 Fivvacoustic A is a thermal-acoustic flat roof system made of fully perforated roof deck providing very high level of acoustic absorption.


  • Profile Hacierco 74 SPS or Hacierco 56 SPS in thickness 0.75mm
  • Glass wool felt covered by a vapor barrier alu Parvacoustic VN , thickness 30mm (Isover)
  • Alphatoit 37 in thickness 160mm (Isover)
  • Multi layer bituminous waterfroof membrane

Performance and charateristics

  • Sound reduction index Rw(C;Ctr) = 34(-1;-5) dB
  • Acoustic absorption αw = 1.00
  • Thermal transmittance Up = 0.25W/m².K estimated
  • Weight: 34kg/m²
  • Spacing: 25cm
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