| 摘要 |
PURPOSE: To improve workability by simplifying construction of a ceiling rail portion. CONSTITUTION: A ceiling rail 22 opened in the front surface longitudinal direction is mounted and provided along an upper end edge part of a decorative sheet 21. Thereafter, a screw 27 installed on the back face of the ceiling rail 22 is installed between the ceiling rail 22 and a wall body 20 and buried in a bond 30, and an engagement part of a hook is fit in an opening part 24 of the ceiling rail 22 free to move. |
