Composition :

• Profile Hacierco 56 SPS with a thickness of 0.75 mm
• Rocksourdine (Rockwool)
• Rockacier with a thickness of 60 mm or 130 mm (Rockwool)

Performance and characteristics :

• Multi layer bituminous waterproof membrane
• Sound reduction index Rw(C;Ctr) = 32(-1;-4) dB
• Acoustic absorption αw = 0.64
• Thermal transmittance Up = 0.33 W/m².K estimated
• Weight: 24 kg/m²
• Spacing: 12 cm