Yang?n Merdiveni Baps? Nas?l Olmal?? Yang?n Merdiveni Kap?s? olarak da adland?r?lan Yang?n Kap?lar? insano?lu?n bir ate? an?nda kolay ve çabucak yang?n merdivenine ula?arak oradan bo?altma olmalar?n? sa?layacak binada olmal?d?r.Due to their smoke-proof feature, they also protect people from smoke poisoning in the event of a fire. These doors, also