Because it is the same hourly rate equation exhaust moisture, and incorporates fresh air while ventilation.peace of mind even in a lot of moisture, moisture in moisture for motor adoption. adopt explosion-proof switch. drawstring with switch.
For this size (170 * 170) propeller fans' bathroom it was difficult to find on the home appliance route. There is no need to replace the mounting frame and no electric circuit is required with the pull string switch. Replacement is easy as it has a code plug. There is also exhaust air volume and it is satisfactory.
I bought it as a replacement for a ventilator in the bathroom. The operation sound was also not bothersome almost, and exhaust of steam was also better than conventional products, so the ventilation fan on the clothes dryer was exchanged for the same type.