PRODUCT DESCRIPTION MATERIAL PROPERTIES Thermal conductivity, λD 0,022 W/mK Thermal resistance RD 3,64 m2K/W Core density 33 ± 3 kg/m3 Weight 3,47kg/m2 Thickness 120 mm Length 2400 mm ± 10 mm Width 1200 mm ± 7,5 mm Reaction to fire E class Water vapour permeability NPD Compressive strength 0,1 MPa Tensile strength 0,05 MPa