Select the Broan 636 Roof Cap to provide reliable rooftop ventilation. Features a black enamel finish and is designed for use with 3 in. or 4 in. round ducts. Includes a built-in back-draft damper, and protective bird screen to prevent small pests from entering duct.
Roof cap for 3″ or 4″ round duct
BROAN MFG CO INC
|Manufacturer Part Number||
|Assembled Product Dimensions (L x W x H)||
6.00 x 12.00 x 10.00 Inches