1- Non load bearing tray Hacierco C 500.90 P perforated P

• Thickness 0.75mm

2- Cleats or steel spacer

3- Mineral wool Sorock

• Thickness 90mm (black glass veil)

4- Vapor barrier

5- Multibeam purlin

6- Mineral wool Torock

• Thickness 120mm (Rockwool)

7- Roof deck Hacierco 40 SR

• thickness 0.75 mm

8- Mineral wool Rockacier

• Thickness 120mm (Rockwool)

9- Multi layer bituminous waterproof membrane

• Sound reduction index Rw(C;Ctr) = 49(-4;-11) dB
• Acoustic absorption αw = 0.95
• Thermal transmittance Up = 0.15W/m².K estimated
• Weight: 56kg/m²
• Spacing: 43cm