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20″ Premium Box Fan

Model 3723

This premium box fan from Lasko features an innovative Wind Ring® air system to provide high volume air movement. With Save-Smart®, it costs less than 2¢ per day to operate.


  • Durable steel body
  • Built-in carry handle
  • 2-year limited warranty
  • Save-Smart®--less than 2¢ per hour to operate
  • Innovative Wind Ring® system for 30% more air velocity
  • 3 quiet speeds
  • Made in the USA from domestic & imported parts
  • The Blue Plug™ Patented safety fuse technology
  • Simple no-tools assembly
  • E.T.L. listed


  • Size/Height: 21.25"L x 4.75"W x 22.5"H
  • Weight: 10.17 lbs
  • Remote: No
  • Controls: Manual controls