| 摘要 |
PROBLEM TO BE SOLVED: To provide a ventilating fan installed on a ceiling, the ventilating fan securing the volume of air and reducing energy loss.SOLUTION: An air blower 1a in a body case 1 is connected with an air blowing control device 15, a control unit 12 of a decorative sheet 6 is connected with a wireless module 21, the control unit 12 and the air blowing control device 15 are connected with each other, and the control unit 12 has its control operation changed depending on a signal received from the wireless module 21. |
