insulation for attic floors

The ecological wood fiber insulation board with a specially structured surface for increased stability

  • Ideal for insulation for accessible attic floors, but not inhabited
  • Outstanding properties both in the heat and the cold
  • Quick and easy to lay
  • Manufactured with fresh softwood - sustainable climate protection through CO2 storage
  • particularlt water vapor open - protects the structure as no vapor retarding boards required

Product sheet


Produced and supervised according to EN 13171
Board designation WF – EN13171 – T5 – CS(10\Y)100 –TR10 – MU3
Fire class (RTF) according to EN 13501-1 E
Declared thermal conductivity [W/(m*K)] 0,040
Declared thermal resistance [(m²*K)/W] 2,00(80) / 2,50(100)
Density [kg/m³] approx. 140
Water vapour diffusion resistance factor µ 3
sd-value [m] 0,24(80) / 0,30(100)
Specific heat capacity [J/(kg*K)] 2.100
compressive strength at 10percent compression δ10 [N/mm2] 0,1
Compression strength [kPa] 100
Tensile strength perpendicular to face [kPa] 10
Declared level of airflow resistance [(kPa*s)/m²] ≥100
Ingredients wood fibre, polyurethane resin, paraffin wax


Thickness [mm]

Length [mm]

Width [mm]

Edge profile

Number/pal. [pcs.]

Area/pal. Gross [m2]

80 1200 400 SE 28 13,440
100 1200 400 SE 22 10,560

(Please refer to the product data sheet for detailed information)

Declaration of performance