*INSIDE INSTALLATIONFEATURES:
The shutter mounted direct drive exhaust fan installs on inside wall.
It eliminates need for external framing and shutter.
Sturdily constructed from all-aluminum extrusions and galvanized blades
Standard heavy duty OSHA motor mount guard
Motors are totally enclosed, air over with overload protection
*NOTE: The motor Full Load Amperage ratings are meant to be used as a General guideline only. The ratings are from the primary motor supplier. These amperage ratings may vary slightly if a different motor supplier is used. It is also possible that a motor manufacture may modify / improve / update a motor in which the amperage rating will change slightly.