Non-flammable wood wool multi-layer board with rock wool core. Two-layer board with white cement-bonded wood wool top layer and non-flammable Knauf Insulation rock wool with high biosolubility and RAL quality mark. Back covered with glass fleece. Edges bevelled all around. Visible surface levelled in natural colour. Heat-insulating, sound-absorbing, permeable to diffusion. Also available with factory colouring in many RAL colours or colouring on site with silicate paint.

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