Aldes 99-024 Spring-Loaded Backdraft Damper for 5" Duct

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Aldes 99-024 Spring-Loaded Backdraft Damper for 5" Duct

NOTE: This item is a special order and may take 3–4 weeks for delivery.

 

  • 20-gauge galvanized steel housing
  • Aluminum spring-loaded butterfly damper blades.
  • Damper seals against EDPM rubber gasket in closed position for minimal leakage.
  • Gasket designed for use in temperatures from -22°F to180°F
  • Requires airflows of 0.04 to 0.08 in. w.g. to begin to open
  • The entire assembly inserts into duct for simple installation

 

 

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