The Broan Roof Vent Ducting Kit is used for installations of exhaust fans with a 3in. or 4in. duct and features a built-in back draft damper and bird screen for increased protection. Included is Broan Model 636 roof cap which is made of a quality steel... more
The Broan Roof Vent Cap is a high-capacity roof cap for ventilation products with CFM levels up to 500 CFM. This Roof Cap is made of a quality steel baked enamel finish and features a built-in backdraft damper and bird screen. Broan Roof Cap comes in... more
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