• Product Category
  • Damper
  • Application
  • Backdraft
  • Frame Material
  • Black Iron
  • Frame Thickness
  • 14 ga
  • Blade Material
  • Fabricated Aluminum
  • Blade Thickness
  • 0.08
  • Blade Type
  • Single Blade
  • Frame Depth
  • 2"
  • Mounting
  • Horizontal
  • Duct Shape
  • Round
  • Air Flow Direction
  • Vertical Up
  • Max Velocity FPM
  • 1500
  • Unit Mounting
  • Duct
  • Counterweight Location
  • Internal
  • Options
  • - 89G
  • Sleeve, up to 16" deep , 18 Ga Galv., Speciify ( MIn. List $75)