726 fire door,partex fire door,fire resistant front door
The inside of the steel fire door is filled with new environment-friendly flame retardant and heat insulation material. At the combination of the door and the door frame as well as around the fire glass, the fire sealing treatment is done, which greatly strengthens the fire performance. Steel fire door can be set according to the need of Windows, louver Windows, ventilation louver, etc.
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