• Fit Ducts 6" and up. Metal - Fiberglass - Flexible
• Install in Round, Square or Rectangular Duct.
• Heavy Duty Steel housings with welded seam construction. No Air Leaks!
• Motors have permanently lubricated bearings.
• Mounting plates for square and rectangular duct is included in all 9000 Series Duct Fans.
• Can be controlled by individual thermostat.
• Can be wired to the system to go on when the system goes on.
• Fans increase airflow with energy efficiency and low-cost installation.
