URSA TERRA Manta Papel T1021 mineral wool panel, according to EN 13162 standard, non-hydrophilic, with reinforced veil. Supplied on rolled panel. The product is recommended for industrial façades. Properties: Reaction to fire: A1 Thermal conductivity coefficient:0.040 W/mK: thermal resistance R=1.50 [m2K/W] -thickness 60[mm]; thermal resistance R=2.00 [m2K/W] -thickness 80[mm], thermal resistance R=2.50 [m2K/W] -thickness 100[mm]