Quality & reliabilityThe Cordes Group has been one of the most important manufacturers and suppliers of sealing systems for sewers for many decades. Our high-quality products and our prompt service have rightly achieved their status in the market. The distinctive orientation of Cordes towards their customers' concerns is a prerequisite for the flexibility, which Cordes is famous for beyond the borders.Made in GermanyApplied quality management as per DIN EN ISO 9001:2008, external monitoring of our products by international testing institutions as well as the strict compliance with and monitoring of the applicable standards and quality guidelines are evidence of our high quality level. At Cordes, we define quality both by our high-quality products and by our daily work and service.ServiceBenefit from our expertiseOur application engineers speak your language. From routine control measurements and the development of special solutions for your problems to the service directly at your plant, the construction site or at your customers - we are looking forward to help you with our services.Research & developmentOur Research and Development Department takes problems from practical situations and offers new solutions. We place particular importance on a good collaboration with our partners from the precast concrete industry, supplying industry, and research institutions.Just in timeDue to our adequate company structure and continuous process optimisation, we can guarantee the flexibility needed in today’s market. Three production centres with extensive production and storage capacities enable Cordes to be quicker than others and guarantee delivery in due time. Even for special productions, customers can afford to reduce their stocks to the minimum.At the beginning of 2014, we commissioned our new production site in Boizenburg / Elbe. The newly founded company BGT Boizenburger Gummitechnik GmbH & Co. KG is thus the latest member of the Cordes Group and has the latest extrusion and co-extrusion lines in addition to the injection moulding production. These investments sustainably strengthen our position on the market as well as specifically our leading position in the development of sealing systems.