| 摘要 |
PROBLEM TO BE SOLVED: To provide an airtight structure of a gapped ceiling which can easily eliminate any peripheral gap around gapping member and stably ensure the airtightness therearound. SOLUTION: In the airtight structure of the gapped ceiling in which a ceiling body 1 is mounted thereon by providing gaps 14, a recessed part 2 is formed in a side surface of the ceiling body 1, an elastic body 4 is provided in the recessed part 2, an airtight sheet 3 is provided on a reverse side part of the ceiling body 1, ends of the airtight sheet 3 overlap, the overlapped ends are held to the recessed part 2 by a gapping member 5, and the elastic body 4 is pressed by the gapping member 5. |
