Rockwool – stone wool

Very good Rockwool insulation of stone wool provides low heating and cooling expenses and very good fire and sound protection at the same time.

Insulating walls with stone wool on the outside keeps the walls warm, saturated moisture passes undisturbedly through warm wall not creating condensation thanks to excellent vapor permeability of this material.


  • product density from 34 to 220 kg/m3
  • λ ranges from 0.034 to 0.041 w/mK
  • excellent absorber of sound energy
  • incombustible material, incombustibility class A1
  • lower melting point, app. 1000°C
  • ecologically acceptable – recyclability