634M Broan Black Enamel Steel Roof Cap for 6" Round Ducting with Backdraft Damper

Maximize the air and sound performance of your Broan ventilation fan or range hood using one of our wide variety of ducting accessories.

• Footprint is 18-3/4" long x 14-1/4" wide for a well-balanced fit
• Designed to fit 6" round duct
• A built-in, backdraft damper and bird screen provide a dependable roof cap you can count on
• Roof cap is made of 24 gauge CRCQ steel construction with a black electrically-bonded epoxy finish for durability and long life
• For use with Range Hoods, LoSone Fans and Bath Ventilation Fans