Golvskivor för flytande golv framställda av åtminstone två olika materialskikt samt halvfabrikat för tillverkning av golvskivor

摘要

Floorboards for making a floating floor have a core (30) which comprises at least two layers of material (L1, L2), which are arranged at different distances from the surface layer (31), and which differ in respect of material properties or material composition. Semi manufactures for making such floorboards are also disclosed.