The core activity of Brun-Sicherheitstechnik AG and CSD-Dichtungen AG encompasses the development and application of sealing techniques for pipes and cables, particularly in the areas of water, gas and pressure applications as well as fire protection. This also includes services such as core drilling, milling technology, media penetrations and the elimination of leaks in walls and ceilings. The company offers a comprehensive service that ranges from planning to execution and maintenance.