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Broan Ducting and Installation Accessories: In-Line Damper

10" Damper
10" Damper
10" to 8" Duct Reducer with Damper
10" to 8" Duct Reducer with Damper
$44.36 - $49.55
No Sales Tax, Except CT
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  • In-Line Damper
  • Operates in conjunction with the use of your ventilation fan or range hood
  • 24 Gauge Galvanized Steel
  • Not returnable


These ducting accessories are for use when installing a range hood or a bathroom exhaust fan. The dampers are available in a several sizes and configurations to accommodate most ducting requirements. The ducting accessories are made of 24 gauge galvanized steel and are not returnable.


(W = side to side) (D = front to back) (H = top to bottom)

BR-421: 10" Vertical Discharge In-Line Damper, 10" D x 1" H
BR-472: 10" to 8" Duct Reducer with Damper
Ship Method:

    Ships via UPS/FedEx Ground

More from Broan Elite Collection:


    This item(s) is also sometimes listed under the following manufacturer numbers:

    472, 421

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