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$156.65

Available for fans from 24" to 60", these all metalshutters may be used with belt or direct drive fans. Theyopen automatically when the fan is turned on and close when the air flow stops. The IWS 54 and IWS 60 are double panel shutters. Shutter frames are heavy-gauge steelwith rigidly welded corners and finished with a tough, powder-coat finish. Extruded aluminum shutter blades areattached with screws and durable bronze bushings to provide smooth operation without lubrication or maintenance.

• Specifications
  • Size : 48"
  • For Fan : 24" thru 48" Single Panel
  • Outside Dimensions : 51-3/8" x 51-3/8"
  • Inside Dimensions : 49" x 49"
  • Depth 4"
• Shipping Weight : 43 lbs.