Fire doors are an important means of fire separation. The fire doors divide the space of the building into several fire compartments, so that once a fire occurs in each fire compartment, it can not spread outward for a certain period of time, so as to effectively control the fire.

https://ztfiredoor.com/25395.html

fire rated hotel doors,formica internal fire door,fire rated pre hung doors,hotel fire rated door,steel fire curtain door,fire-proof steel door,security fire steel door,fire rated hotel doors,fire rated french doors,fire-proof steel door,aluminium fire rated door,fire rated pre hung doors,interior beech fire door,fire rated door 5000mm,fire rated hotel doors,fire rated entrance doors,fire-proof steel door,fire rated pre hung doors,fire retardant door with hinge