4-1/2" x 18-1/2" to 10 Round Duct Transition
10" Round Duct Transition - Model 423
- Galvanized Steel
- Allows For Quick Transition To Easy-To-Obtain-And-Install Round Ducting
- 4-1/2" X 18-1/2" To 10" Round
Additional Broan Links
This product is listed under the following manufacturer number(s):
- Broan 423 NA
*Denotes a finish or option that has been discontinued.
Installation Resource Center
Whether you are installing the product yourself or hiring a professional, our installation ResourceCenter has everything you need to get your project done. Visit the Installation Resource Center to get started.