| 摘要 |
PURPOSE:To provide a filter fixing device of a heat exchanging type ventilating unit wherein a chattering sound or an air leakage can be prevented by a disappearing of a space against a mounted section and saving labor for fixing a filter. CONSTITUTION:At an under face 8 of a box 5, an opening section 4 for inserting a filter 3 is formed, at an interior upper surface 6 of the box 5 a cushion material 7 is set, and at an under side 9 a cover 10 is set, an upper side 13 is brought into press contact with the cushion material 7, and the filter 3 is fixed by executing a screw setting of a cover 10 at the under surface 8. |
