Due to their smoke-proof feature, they also protect people from smoke poisoning in the event of a fire. These doors, also known bey emergency exit doors, of the fire department fire occupies a very large place in the regulation. It has been made compulsory to have it in many https://yang-n-merdiveni-kap-s-is92479.review-blogger.com/53294298/fabrikası-yangın-kapısı