| 摘要 |
PURPOSE: To provide a ventilating fan for a duct in which the count of sealing materials such as packings, etc., is reduced without impairing the airtightness of the exhaust route from a casing to an adapter to reduce the cost, a gap is formed between the casing and a frame, and dropping of condensate from a room is prevented. CONSTITUTION: The end 15 of the discharge port 14 of a casing 11 for forming a blower 12 provided in a frame 5 is brought into direct contact with the end 16 of an adapter 17 to be a duct connector connected with a duct 19 for exhausting the exhaust flow to the outdoor via the exhaust port 6 of the frame 5 to communicate with an exhaust route. |
