| 摘要 |
PROBLEM TO BE SOLVED: To provide a building attachment which can be efficiently constructed.SOLUTION: A building attachment includes a floor body 4, a column bodies 5 supporting the floor body 4, and a wall body 6 rising from the floor body 4. The column body 5 has a column member 21, and the column member 21 has an upper column part 21a and a lower column part. The upper column part 21a is mounted with a column substrate material 83, and the lower column part is mounted with a siding member a column. The wall body 6 has a siding member 36 for an outer wall, located at a position outside the column body 5. The column substrate material 83 supports the siding member 36 for an outer wall. |
