SYSTEM SÄLZER® – The security system for windows, doors and façades Owned by the third generation of the SÄLZER family and with over 100 employees, SÄLZER GmbH in Marburg develops and sells concepts that protect against forced entry, bullets, explosions, fire and smoke. In addition to windows, doors and façades in the highest security and resistance classes, the company also supplies gates, barriers, grilles, retractable bollards for perimeter security, as well as guard houses. SÄLZER supports public authorities and private building owners in Germany and worldwide with a wide range of products that can be networked and combined at all security levels. Our customers benefit from individual consultation and planning meetings as well as digital planning support in the form of AutoCAD files and specification texts.