| 摘要 |
PROBLEM TO BE SOLVED: To provide a supply air device which can be easily mounted on an exterior wall of a building, and does not damage the beauty of the building. SOLUTION: A supply air duct 11 in which air is introduced from a lower end part and led out of an upper end part is manufactured in a box-shape in a shop. An air inlet 9 of the supply air duct 11 is of the shape to be matched with a supply air outlet 4 to be opened in an exterior wall 3 of a building 1, and is projected outwardly by the length corresponding to the thickness of the exterior wall 3. The supply air duct 11 is led into the building 1, and mounted by fitting the air inlet 9 to the supply air outlet 4 from the inner side. |
