The interior of the door leaf of the fire door is filled with fireproof materials, which can keep the fireproof door to a certain degree of fire resistance. Among them, the Class A fireproof door can achieve a fire resistance limit of more than 1.5 hours.

fire door vs emergency exit,fire resistant door manufacturers in mumbai，100mm fire door hinges,yola fire door,

fire resistant door manufacturer,fire resistant doors for home,fire resistant door,fire doors in your home,yola fire door,fire resistant door standards,fire resistant door,exit door width factor,fire resistant door locks,100mm fire door hinges,

fire resistant,door paint,fire door vs emergency exit,fire resistant door malaysia,metal door