Yangın kapısı üretimi - Yangın merdiveni kapısı kalitesi
Kez adetsı 4’ten bir küme olmayan istikrar ammaçlı binalar ciğerin yangın merdiveni zorunluluğu yoktur.Due to their smoke-proof feature, they also protect people from smoke poisoning in the event of a fire. These doors, also known as emergency exit doors, of the fire department fire occupies a very large place in the regulation. It s