| 摘要 |
A fire door frame is provided, which is harmonized with the interior by using the timber which is environment-friendly material and has the fire-resistance efficiency for more than hour in the fire. A fire door frame comprises: an inside frame(210) fixed to the wall; an outer frame(230) which is made of the timber and is fixed to the outside of the inside frame; and a first heating foam(235) fixed to the location corresponding to side end of the door. The door is used not only a general door used indoors but as a fire door.
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