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Broan 634 Broan-Nutone® Steel Roof Cap, 3-1/4-Inch X 10-Inch Or Up To 8-Inch Round Duct, Black
Select The Broan-Nutone® 634 Roof Cap To Provide Reliable Rooftop Ventilation. Features A Black Enamel Finish And Is Designed For Use With 3-1/4" X 10" Or Up To 8" Round Duct. Includes A Built-In Back-Draft Damper, And Protective Bird Screen To Prevent Small Pests From Entering Duct.
- For 3 1/4" X 10" or up to 8" round duct.
- Built-in backdraft damper and bird screen.
- Steel housing, black baked acrylic finish.