The fire resistance of steel fire doors is different. The fire resistance can be divided into three grades: A, B and C. Steel fire doors of different grades can be used in various places. The advantages of steel fire doors make them occupy a large market share in public buildings. It is widely used in hospitals, schools and shopping malls.

larc merchant emergency door,fire resistant door manufacturers in mumbai,emergency exit door regulations qld,emergency exit door types,

fire resistant door manufacturer,fire resistant doors for home,fire resistant door,larc merchant emergency door,metal security door,fire resistant door standards,emergency exit door regulations qld,exit door width factor,fire resistant door locks,emergency exit door types,

fire resistant,door paint,larc merchant emergency door,fire resistant door malaysia,metal door