Ducts, Dampers, Adapters & Caps

Broan-NuTone® Steel Wall Cap for 3-Inch and 4-Inch Round Duct, Black

Select the Broan-NuTone® 885BL Wall Cap to provide reliable 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.

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