| 摘要 |
PROBLEM TO BE SOLVED: To easily and firmly mount a side edge portion on a body portion according to the situation of the position of installation by splitting an interior decorative material for the dwelling into the body portion and the side edge portion. SOLUTION: A window frame 13 of an interior decorative material 2 comprises a receiving member 17 to be mounted on a wall 1 first, and a decorative surface member 21 to be joined with the receiving member. A split portion 31 forming a side edge portion is mounted on the decorative surface member 21. A dowel-like projecting bar 32 of the split portion 31 is fitted to a fitting groove 23 of dowel shape of the decorative surface member 21. When the window frame 13 is singly used, the split portion 31 is mounted for use. On the other hand, when two decorative materials 2 are to be arranged adjacent to each other across a corner part, the split portion 31 is not mounted on the decorative surface member 13 in at least one decorative material 2 (window frame 13). When two window frames 13 are arranged adjacent to each other, the side edge portions of the window frames 13 are not interfered with each other.
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