İÇİNDE 13501-1 Avrupa sınıfı: Sınıflar, Testler ve Abonelikler
The EN 13501-1 Euroclass system sorts construction products into A1 to F and adds smoke and droplet sub-classes. This guide sets out the test route behind each class, the numeric thresholds, and the fl and L subscripts that change what a class means.





