Composition :

• Roof deck Hacierco type C in thickness 0.75mm
• Rockacier in thickness 30mm (Rockwool -black glass veil)
• Vapor barrier
• Rockacier in thickness 60mm ou 100mm (Rockwool)
• Multi layer bituminous waterproof membrane

Performances and characteristics :

• Acoustic absorption αw = 0.65
• Thermal transmittance Up = 0.46 W/m².K estimated
• Weight: 30 kg/m²
• Spacing: 15 cm