THE THRUWALL™ ROOM TO ROOM FAN™ TW108 MOVES COOL AIR IN THE SUMMER AND WARM AIR IN THE WINTER

The ThruWall™ Room to Room Fan balances temperatures in adjoining rooms, quietly and efficiently, for year round comfort.                  
• Quiet operation
• 2-Speed switch
• The ThruWall's telescoping housing installs in frame walls from 3-3/4" to 6-1/2 " thick
• 10 foot long grounded cord
• 12 month limited warranty
• Hole Diameter: 8 inches