| 摘要 |
PROBLEM TO BE SOLVED: To allow construction using a unified and standardized ceiling material body in case of installing either dryer or ventilating fan. SOLUTION: This ceiling material 1 made of plastic is composed of a ceiling material body 2 and mounting members 3, 4 for installing a dryer and a ventilating fan in the ceiling. A common mounting part 12 of each equipment is formed at the ceiling material body 2. The mounting members 3, 4 of the dryer and ventilating fan are selectively mounted to the common mounting part 12. The common mounting part 12 of the ceiling material body 2 is an open aperture. The ceiling material body 2 is of hollow double wall structure. |
