Fire Prevention, Sound Insulation, Heat Preservation Fire Resistance Door
About the fire resistance door: We provide three fire prevention levels of fireproof door. Class A: Fully insulated fire doors Fire resistance rating were 0.5h (Class C), 1.0h (B), 1.5h (Class A) and 2.0h, 3.0h. Class B: partially insulated fire doors Fire resistance rating were 1.0h (B), 1.5h (Class A) and 2.0h, 3.0h. Class C: Non-insulated fire doors Fire resistance rating were 1.0h (B), 1.5h (Class A) and 2.0h, 3.0h.