Wicanders DuoCork Underlay
Prices from £29.88 each
Name | Specification | Method |
Level of use Domestic | Class 23 | ISO 10874 |
Level of use Commercial | Class 31 | ISO 10874 |
Finish Description | UV-cured Acrylic varnish with ceramic beads | - |
Dimensions - Width | ± 0.10% up to max. 0.5mm | EN ISO 24346 |
Dimensions - Length | ± 0.10% up to max. 2.0mm | EN ISO 24346 |
Overall thickness | ± 0.25mm | EN ISO 24342 |
Squareness | ≤ 0.50mm | EN ISO 24342 |
Straightness measured at the surface layer | ≤ 0.30mm | EN ISO 24346 |
Flatness of the panel (Length - Concave / Convex) | ≤ 0.50% / ≤ 1.0% | EN 14085 (Annex A) |
Flatness of the panel (Width - Concave / Convex) | ≤ 0.10% / ≤ 0.15% | EN 14085 (Annex A) |
Openings between panels | ≤ 0.20mm | EN 14085 (Annex B) |
Height difference between panels | ≤ 0.20mm | EN 14085 (Annex B) |
Dimensional stability (humidity) | ≤ 5% | EN 669 (Annex C) |
Mass per unit area | Nominal Value (8000 g/m²) -10%; +13% | ISO 23997 |
Nominal thickness for cork surface | ≥ 3.0mm | EN ISO 24340 |
Castor chair | Visual effect after 25 000 cycles - No disturbance to the surface other than slight change in appearance and no delamination shall occur | EN 425 |
Simulated movement of a furniture leg | Visual effect - No damage shall be visible after testing with a type 2 foot | EN 424 |
Residual indentation | ≤ 0.40mm | EN ISO 24343-1 |
Fire resistance | Class E fl-s1 | EN 13501-1 |
Slip classification | Class DS | EN 13893 |
Formaldehyde emission | Class E1 | EN 717-1 |
Electrical behaviour | Not Antistatic | EN 1815 |
Content pentachlorophenol (PCP) | PCP Free | EN 14041 (Annex B) |
Stains resistance | Grade (b) Grade 5 (NaOH Grade 4) | ISO 26987(a) |
Thermal resistance | R≤ 0.150 m²K/W | EN 12667 |
Impact sound reduction | 16 dB (? Lw) | ISO 140-8 |
Reduction improvement | 13.2 dB(A) | EPH/IHD Works Standard 431 |
Difference of loudness | 51.6% | EPH/IHD Works Standard 431 |
IIC Impact insulation class | 58 IIC (dB) | ASTM E492 /ASTM E989 |
STC Classification for rating sound insulation | 54 STC (dB) | ASTM E90 /ASTM E413 |
Ignition characteristics of finished textile floor covering systems | met the criteria | ASTM D2859 |
Optical density of smoke | 23.7 DS(4.0min) 32.3 DS(4.0min) | ASTM662 |
Critical radiant flux | 0.38 W / cm² | ASTM E648 |
Residual indentation | 0.2% | ASTM F1914 |
Thermal conductivity | 0.108 W/(m.K) | ASTM C 177 |
Thermal resistance | 0.0999 (m²K)/W | ASTM C 177 |