Technical data: Averagedensity:the rigidupperlayerρ ≈160kg/ m 3; Softbottomlayerρ ≈90kg/m3; Declared thermal conductivity:λD=0.039W/mK,whenthickness≤100mm; λD=0.037W/mK,whenthickness>100mm; Compressive strength(at 10% deformation):≥ 10kPa; Compressive strength(perpendicular to the surface):≥7.5kPa; Short term waterabsorption:≤1.0kg/ m 2; Reaction to fire classification:A1. MarkingCode:MW-EN13162-T4-DS(TH)-CS(10) 10-TR7,5-WS-MU1.