| 摘要 |
PROBLEM TO BE SOLVED: To provide a door with a ventilating function capable of ventilating a room while surely preventing the intrusion of water from outside. SOLUTION: A duct D is vertically installed along a door 3. The duct has an opening 30A on an indoor side at the upper side, and on opening 30B on an outdoor side at the lower side. The duct is formed of one or more frame members 32 disposed vertically inside the door, and comprises an opening through a door surface plate 31 formed at the upper part of the indoor side surface and the lower part of the outdoor side surface.
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