RVK1ARoof Vent Kit, 8' of 4" flexible aluminum duct. Model 636 Roof Cap, 4" to 3" reducer, 4" dia. connector, (2) 4" dia. clamps

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  • Maximize the air and sound performance of your Broan ventilation fan by using one of our wide variety of termination fittings specifically designed for Broan fans.

    • Black steel roof cap with built-in back draft damper and bird screen
    • 4” diameter metal duct connector
    • Two nylon zip ties
    • 3” to 4” duct adapter
    • 8’ of 4” diameter flexible foil ducting conforms to UL 181 Class 1 Air Connector requirements
    • Do not use for dryer venting