Verified by manufacturer 3 months ago
ISO 45001 Health and Safety Management
Certificate type
ISO 9001 Quality Management
Certificate type
General purpose acoustic underlay.
sonus eco 3 is a tough, resilient and low cost acoustic underlay that has been developed to attenuate impact sound beneath a wide range of floor finishes.
sonus eco 3 meets the requirements of Approved Document E (England & Wales), Technical Booklet G (Northern Ireland) and Example Construction floors under Section 5 (Scotland).
Features and benefits:
Color | Brown Black |
Finish | Smooth |
Material | Cork Rubber |
Shape | Rectangle |
Length | 20000 mm |
Width | 1150 mm |
Height | 3 mm |
Warranty description | One year Other |
Uniclass | |
CAWS | M40/5 Tiling to M40/110 Tiling to |
Material | Recycled rubber and cork. |
Density | 570 kg/m³. |
Thickness | 3 mm. |
Fire performance | To DIN EN 13501-1, Class E. |
Sound insulation rating | To BS EN ISO 140-8: 1998, ∆Lw 17 dB.Guidance for specification option: For a heavyweight standard floor. Consult manufacturer's literature for additional floor assemblies and sound insulation values. |
Elongation at break | To DIN EN ISO 1798, ≥25%. |
Temperature resistance | -20 to +60°C. |
TensileStrength | To DIN EN ISO 1798, ≥0.5 N/mm². |
Thermal resistance (R-value) | To DIN EN 12667, 0.05 (m2K)/W. |
ThermalConductivity | To DIN EN 12667, λ = 0.06 W/(mK). |
Contains Red List materials | No |
Country of material origin | Germany |
Country of product manufacture | Germany |
Material | Cork Rubber |
Recyclability | 100% recyclable |
Recycled contentAs defined in clause 7.8 of BS EN ISO 14021 | 85 % |