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 saf been made compulsory to have it in many https://yang-n-kap-s-imalat-lar-i59146.bloggerchest.com/31056363/yangın-çıkış-kapısı-fabrikası