Building and design worlds both strongly believe that accessories have a key role in the performances of doors and windows. Master Group makes 97% of its own production’s added value in house, in the Italian industrial area, covering all phases previous to product selling: from the analysis of market’s needs to design, prototyping and production of the goods. Thanks to its centre for research and development, MasterLAB, Master supports the international aluminium culture, with a particular attention to new trends in design, collaborating with researchers, designers, architects, and windows manufacturer.