Aldes 99-023 Spring-Loaded Backdraft Damper for 4" 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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From quality products to hassle-free returns, to superior customer service - our team at PureFilters is ready to help you with your order. Feel free to contact us via live chat, or email us at [email protected] if you need help with your order.