ZI-700 Norms

METU and the Norms

DIN EN 4102-1 Fire Behavior of Building Materials

DIN EN 12237  Strength and leakage of circular sheet metal air-ducts

DIN EN 12944 Corrosion Resistance Classes

DIN EN 16798 - 3  ATC Air-tightness Classes

VDI 2087  Air-ducts Operating and Construction Fundamentals

VDI 6022 - 1  Hygiene Requirements for Ventilation and Air-conditioning Systems and Units