| 摘要 |
PURPOSE: A door of a room is provided to prevent injury from fire by insulating the gap between the door and the door frame against flames with a fire resistance synthetic resin sheet inserted to a recess of a finishing material. CONSTITUTION: A door(100) comprises a front plate(110) manufactured by a color steel plate and formed by mounting various color sheets, a rear plate(120), a wood frame(130) fastened to the inner edges of the front plate and the rear plate, a honeycomb(140) charging the space between the front plate and the rear plate, an aluminum finishing material(150) finishing the edges of the front plate and the rear plate, a fire-resistance synthetic resin sheet(160) inserted to a longitudinal recess formed at the side of the finishing material, and a flame resistance decoration sheet(170) covering the fire-resistance synthetic resin sheet.
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