The 72 inch Liberator from TroposAir is large and efficient. The 9 - Composite blades move an impressive amount of air. On high it produces  15754 CFM  and only uses 55 watts! The 72 inch Liberator has an 18 Watt LED light kit available separately. 

• 5 - Speed Reversible Energy Efficient 55w DC Motor
• Handheld Remote and Wall Bracket Included
• Damp Rated for Indoors or Outdoor Use
• Ceiling Mount for Flat or Vaulted Ceilings
• UL Listed for Damp Locations
• Damp Rated for Use Indoors or Outdoors
• Maintenance-Free Sealed Bearings
• Flush mount 18 watt LED Light Kit Available
• 10 Yr Outdoor Limited Warranty
• Lifetime Indoor Warranty
• Overall Depth -18”
• CFM: 15754
• Watts: 55
• CFM/W: 286
• RPM: 100
• Additional extension. available separately 12",24",36",72"
• Flush mount LED light available separately ($99.99)