Vetterkind fabricates and installs aluminium and steel fire-rated glazing, fire doors and façades as a Schüco partner in the Braunschweig region. It publishes the DIBt allgemeine bauaufsichtliche Zulassung Z-19.14-1831 for the Schüco ADS 80 FR 30 and G30 fire-rated glazing system it builds to, together with its own factory production control certificate and EN 1090 welding certification — the FPC evidence required alongside CE marking.