Verified by manufacturer 1 month ago
ISO 9001 Quality Management
Certificate type
EPD
Certificate type
ISO 45001 Health and Safety Management
Certificate type
Resilient acoustic underlay manufactured from PUR foam.
sonus 3912 is a tough, resilient acoustic underlay manufactured from PUR foam. It is particularly suited to refurbishment and timber-based constructions to comply with Part E. It is also suitable for concrete constructions. sonus 3912 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 | Black |
Finish | Smooth |
Material | Polyurethane (PUR) |
Shape | Rectangle |
Length | 15000 mm |
Width | 1000 mm |
Height | 6 mm |
Warranty description | One year Other |
Uniclass | |
CAWS | K11/215 Plywood floating floor K11/225 Particleboard floating floor K11/235 Oriented strand board floating floor K11/245 Cement bonded particleboard floating floor K11/25 Particleboard floating floor |
Product range |
Material | PUR foam. |
Density | 370 kg/m³. |
Thickness | 6 mm. |
Sound insulation rating | To BS EN ISO 140-8:1998, ∆Lw 23dB.Guidance for specification option: For heavyweight standard floor. Refer to manufacturer's literature for additional floor assembles and sound insulation values. |
Recycled content | 85% (minimum). |
Elongation at break | To DIN EN ISO 1798, ≥20%. |
Temperature resistance | -20 to +60°C. |
TensileStrength | To DIN EN ISO 1798, ≥0.3 N/mm². |
Thermal resistance (R-value) | To DIN EN 12667, 0.049 (m2K)/W. |
ThermalConductivity | To DIN EN 12667, λ = 0.12 W/(mK). |
Contains Red List materials | No |
Country of material origin | United Kingdom |
Country of product manufacture | Germany |
Material | Polyurethane (PUR) |
Recyclability | 100% recyclable |
Recycled contentAs defined in clause 7.8 of BS EN ISO 14021 | 85 % Guidance for specification option: Minimum. |