• Completely enclosed drive compartment protects motor from airborne        contaminants
• Forced fresh air through the motor compartment cools motor and    ensures long motor life
• Variable speed control on single phase units only
• Variable Frequency Drive required for three phase units
• Non-overloading backward inclined wheels, blades
and inlets fabricated from 3003-H14 aluminum
• All sizes can be wall mounted
• Quick release latches allow for easy
access to motor compartment
• External disconnect switch
• Fully welded leak proof grease drain