Skip to main content
Item # bci417821
Broan
Finish: Aluminum
Alternate View
Finish: Aluminum
Alternate View
Item # bci417821

Broan 8 Inch Round Duct Wall Cap with Backdraft Damper

Model:643

$83.00
Finish: Aluminum -
390 In Stock
placeholder
Free Shipping!
Delivered to 20147 by Wednesday, April 17th
-
Return & Shipping Details

Details

The Broan-NuTone® 643 Aluminum Wall Cap is a robust, easy-to-install vent for exhaust fans (range hood, bathroom, rec room, home gym, etc.). This cap provides reliable ventilation and features a back draft damper, preventing outside air from entering the home. Compatible with 8" ducting. Not suitable for dryer venting.

Features:

  • Built-in backdraft damper prevents outside air from entering home
  • Constructed of durable aluminum
  • Easy to install in new construction, replacement, or DIY applications
  • Integrated 6" aluminum duct connector
  • Compatible with 8" round ducting

Specifications:

  • Depth: 9-3/8"
  • Height: 13"
  • Depth: 9-3/8"
  • Duct Size: 8" Round
  • Material: Aluminum
Additional Broan Links

Manufacturer Resources

Specification Sheet

Dimensions and Measurements

Depth
9.375 in.
Duct Size
8" Round
Height
13 in.
Length
9.375 in.
Product Weight
2.5 lbs.
Projection
6 in.
Width
12.5 in.

Dimensions and Measurements

Depth
9.375 in.
Duct Size
8" Round
Height
13 in.
Length
9.375 in.
Product Weight
2.5 lbs.
Projection
6 in.
Width
12.5 in.

Characteristics and Features

Configuration
Cap
Duct Discharge
Horizontal
Function
Damper, Wall Cap
Material
Aluminum

Characteristics and Features

Configuration
Cap
Duct Discharge
Horizontal
Function
Damper, Wall Cap
Material
Aluminum

Warranty and Product Information

Approved for Commercial Use
No
Country Of Origin
USA
Made in America
Yes
Outdoor Approved
Yes

Warranty and Product Information

Approved for Commercial Use
No
Country Of Origin
USA
Made in America
Yes
Outdoor Approved
Yes