Broan 636AL Aluminum 3" or 4" Round Duct Aluminum Roof Cap with Backdraft Damper

- Item #: BCI417816
Originally $36.16, You Save 26%
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Roof Cap - Model 636Al

  • For 3" Or 4" Round Duct
  • Built-In Backdraft Damper And Bird Screen
  • Aluminum Natural Finish

Additional Broan Links

Our SKU: Broan 636AL

This product is listed under the following manufacturer number(s):

*Denotes a finish or option that has been discontinued

Broan 636AL Product Specifications

Installation Guide
Specification Sheet
Configuration Duct
Country Of Origin USA
Depth 11
Duct Diameter 3, 4
Function Roof Cap
Height 4.375
Made in America Yes
Material Aluminum
Product Weight 1
Width 10.25

Installation Resource Center

Whether you are installing the product yourself or hiring a professional, our installation Resource Center has everything you need to get your project done. Visit the Installation Resource Center to get started.

  • Does this come with a 4" duct collar connector similar to the non-aluminum 636?

    A. The Broan 636AL does not come the a 4" duct collar.

Buy the Broan Aluminum at Research Broan 636AL Aluminum online. Find 636AL features and specifications. Get the best deal by comparing the Broan Aluminum today.

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