Aluprof received the recommendation of the Polish Windows & Doors Asassociation. This certificate is a confirmation of Aluprof’s business credibility, its highest production standards and the company's commitment to working to create a strong Polish woodwork industry. In countries with a highly developed tradition of association, the membership in professional organizations is an important advantage in establishing business contacts. Aluprof received a certificate, which can be used while operating in international markets.