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    Broan-NuTone® Steel Wall Cap for 6" Round Duct with Backdraft Damper and Bird Screen, Black

    Model 843BL
    Authorized Dealer
    Top Rated Store
    Authorized Dealer

    Broan-NuTone® Steel Wall Cap for 6" Round Duct with Backdraft Damper and Bird Screen, Black

    Model 843BL
    Top Rated Store
    Quick Specs
    Width
    U_8
    Height
    U_4
    Energy
    NO

    Broan-NuTone® Steel Wall Cap for 6" Round Duct with Backdraft Damper and Bird Screen, Black is backordered and will ship as soon as it is back in stock.

    Ships Out Within: 2 - 4 Business Days
    Shipping Date By: 07/06/2026
    Regular price $80.49
    Out of stock
    Notify When Restocked

    SERVICES AVAILABLE

    Quick Specs
    Width
    U_8
    Height
    U_4
    Energy Star Rated
    NO
    • Spring loaded backdraft damper with padded damper zone reduces chatter in windy conditions
    • Built-in bird screen prevents birds and other small animals from entering duct work
    • Durable steel with a black powder coat finish
    • Easy to install in new construction, replacement, or DIY applications
    • Compatible with 6" round ducting
    • Not suitable for dryer venting.

    Broan-NuTone® Steel Wall Cap for 6" Round Duct with Backdraft Damper and Bird Screen, Black (P) The Broan-NuTone® 843BL Steel Wall Cap is a robust, easy-to-install vent for exhaust fans (bathroom, range hood, rec room, home gym, etc.). This cap provides reliable ventilation and features both a back draft damper and bird screen, preventing outside air from entering the home and birds or small pests from entering duct work. The back draft damper is spring loaded and features a padded damper zone, which reduce noise from wind induced chatter. Compatible with 6" ducting. Not suitable for dryer venting. (/P)

    • Spring loaded backdraft damper with padded damper zone reduces chatter in windy conditions
    • Built-in bird screen prevents birds and other small animals from entering duct work
    • Durable steel with a black powder coat finish
    • Easy to install in new construction, replacement, or DIY applications
    • Compatible with 6" round ducting
    • Not suitable for dryer venting.