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Butterfly Backdraft Damper (4 Inch)

  • Butterfly Backdraft Damper (4 Inch)  (BD 4 )
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Product Description

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Backdraft damper with lightweight blades and foam closure to eliminate noise and increase efficiency.

  • Backdraft dampers keep cold air out when your appliance is not being used
  • Regulates airflow within the ductwork
  • Foamed shutter system for quiet closure
  • Vertical or horizontal mounting, with one end crimped
  • Dampers are available in sizes 3" up to 24 Inch ducting. 
  • Click Here for Video
  • Download The Spec Sheet

Warranty Information


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