The fire door is generally closed outside the door, open in the direction of evacuation, stand on the front of the door, face the hinge on the right for the right outside, on the left for the left outside. Fire resistance is divided into: Class A 1.5h, Class B 1.0h, Class C 0.5h.
一、Product overview
The fire door is generally closed outside the door, open in the direction of evacuation, stand on the front of the door, face the hinge on the right for the right outside, on the left for the left outside. Fire resistance is divided into: Class A 1.5h, Class B 1.0h, Class C 0.5h. The use of high-quality galvanized steel refining forming, the thickness of the door frame plate >1.2mm, the thickness of the door fan plate 20.8mm, the door filled with high quality perlite fire core plate, density >270kg/m3, hardware accessories are used with fire quality brand.
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