Schüco International KG develops aluminium, steel and PVC-U system solutions for windows, doors and facades from Bielefeld and licenses them to fabricators, with a fire protection range that includes the ADS 90 FR 90 door and Firestop F90 glazed wall systems. Its fire-rated door and screen systems are placed on the market under DIBt allgemeine Bauartgenehmigung or allgemeine bauaufsichtliche Zulassung with classification to DIN 4102-13 and EN 13501-2 from EI30 to EI90, and CE marking to EN 16034 in combination with EN 14351-1. Fabricators build the systems under licence with third-party surveillance.