| 摘要 |
PROBLEM TO BE SOLVED: To solve the problems in the conventional art such that when a ventilation equipment for existing bathroom is replaced so as to provide functions for drying and heating the bathroom, an incombustible material must be used under regulations, and replacement of existing piping involves a heavy makeover. SOLUTION: A blowing device 1 comprises a ventilation unit 2 and a circulation unit 3, which are connected by a joint means to each other. The unit 2 is provided with a fan 11, an inlet and an outlet to discharge indoor air to the outside. The unit 3 is provided with a sheathed heater 17 for heating air, inlet and outlet to circulate indoor air in the room. A space is provided between the end of the inlet of the unit 2 and the upper face of the unit 3 to separate a discharge air-flow duct 23 communicating with the ventilation unit 2 from a circulation air-flow duct 30 of the ventilation unit. |
