Globalroof® CN 114B
CN 114 B is a thermal-acoustic flat roof system made of perforated roof deck providing acoustic absorption and sound reduction.
Composition :
- Profile Hacierco 74SPA with a thickness of 0.75 mm
- Mineral wool infills for perforated webs (Rockwool)
- Vapor barrier (Sopravap)
- Rockacier uncoated 120 mm ou 130 mm thick (Rockwool)
- Multi layer bituminous waterproof membrane
Performance and characteristics :
- Sound reduction index Rw(C;Ctr) = 41(-2;-7) dB
- Acoustic absorption αw = 0.60
- Thermal transmittance Up = 0.36 W/m².K estimated
- Weight: 35 kg/m²
- Spacing: 21 cm
