Fire doors with emergency rods are widely used in shopping malls, hotels, hospitals, etc.

https://ztfiredoor.com/22967.html

fire resistant metal doors,fire rated smart door lock,branduitgang deur drukstang,fire door hardware,branddeur buig skarniere,fire resistant metal doors,fire door testing,fire rated double door,fire rated smart door lock,brandgegradeerde dubbele swaaideure,fire door hardware,brandgegradeerde deurlaboratorium,fire resistant metal doors,brandvaste tweevoudeur,fire rated smart door lock,brandbestande ysterdeur,fire door hardware