roll made by mineral glasswool URSA PLATINUM 32 for thermal and acoustic insulation;reaction to fire class (euroclass)A1; lambda 0,032[W/mK]; thermal resistance R=1.55 [m2K/W] -thickness 50[mm], thermal resistance R=3.10 [m2K/W] -thickness 100[mm]; thermal resistance R=4.65 [m2K/W] -thickness 150[mm];