19 Floor and floor boards not of metal, namely, decorative thermosetting laminate and decorative thermosetting laminate bonded to particle boards on fibre boards; Wall boards and wall covering materials, not of metal, namely, decorative thermosetting laminate and plastic foils bonded to particle boards or fibre boards; Floor-and wall panels, namely, decorative thermosetting laminate and decorative thermosetting laminate bonded to particle boards or fibre boards; Door panels not of metal