Activities : Production and distribution of chemical products , machines and tools for professional use in building industry ; specifically for the subfloor preparation , the bonding of floorcovering , the finishing of wooden floorcovering . Technical advice for systems and products . Brands : Uzin : adhesive and levelling compunds . Switchtec : dry adhesives Pallmann : lacquers Wollf /Frank : machines Codex : Tile Adhesives RZ Chemie : flooring detergents