Roof & Wall Caps

Broan-NuTone® Roof Cap, Steel, Black, 3" or 4" Round Duct

Select the Broan-NuTone® 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.