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range hood covers

Extension Kits

If you're looking to upgrade your kitchen's ventilation system, a range hood extension kit is the way to go. These kits are designed to fit over your existing range hood and provide additional air circulation. Browse the top-ranked list of extension kits below along with associated reviews and opinions. 

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  1. LG - 6.5 ft. Drain Extension Hose Kit for Dishwashers - Gray

    SKU: JJ8VPZQX6Y

    Product Description

    A gray extension hose kit designed to extend dishwasher drain reach for flexible appliance installation.
    See all Washer & Dryer Accessories
    Your price for this item is $18.99

  2. 3-Piece Extension Adapter Set for Select Thermador Masterpiece Custom Inserts - Multi

    SKU: J3P322S6WP

    Product Description

    A poly-coated copper wire adapter set enabling easy connection of custom inserts to select ventilation systems.
    See all Range Hood Parts & Accessories
    Your price for this item is $159.00

  3. KitchenAid - Chimney Extension Kit for Wall Mount Hoods - Stainless Steel

    SKU: J3KHV8PWS4

    Product Description

    A stainless steel extension kit that lengthens wall hood chimneys for homes with higher ceilings.
    See all Range Hood Covers
    Your price for this item is $585.89

  4. Dacor - Duct Cover Extension Kit for 990C Series (9'-12' ceiling) - Gray

    SKU: J36ZZJ5TSG

    Product Description

    A graphite steel extension kit designed for 9-12 ft. ceilings, compatible with 990C Series range hoods.
    See all Range Hood Covers
    Your price for this item is $699.00

  5. Whirlpool - Island Hood Chimney Extension Kit - Silver

    SKU: J3KHV86J3J

    Product Description

    A stainless steel extension kit in silver designed to enhance and extend island range hood chimneys.
    See all Range Hood Covers
    Your price for this item is $650.99

  6. Dacor - Duct Cover Extension Kit for 990C Series (9'-12' ceiling) - Silver Stainless Steel

    SKU: J36ZZJ5TS7

    Product Description

    A silver stainless steel extension kit designed for 9'–12' ceiling installations with compatible range hoods.
    See all Range Hood Covers
    Your price for this item is $599.00

  7. Unbranded - Chimney Extension Kit for Wall Hood - Stainless Steel

    SKU: J3KHV8GL8F

    Product Description

    A stainless steel extension kit that adapts select wall range hoods for wider kitchen installations.
    See all Range Hood Covers
    Your price for this item is $140.99

  8. xTool - Slide Extension - Black

    SKU: JJ8H7TLFW3

    Product Description

    A black slide extension that expands your engraving area for easier, more efficient crafting projects.
    See all Craft Machine Accessories
    Your price for this item is $219.00

  9. Stinger - enLIGHT10 4-Way Rock Light Expansion Kit - Multi

    SKU: J2VK4WXWQT

    Product Description

    A multi-color, element-resistant expansion kit providing four additional rock lights for enhanced vehicle underbody illumination.
    See all Car Lights & Lighting Accessories
    Your price for this item is $159.99

  10. Race Sport - COLORTRAIL 4-Pod LED RGBW Rock Light Expansion Kit - Multi

    SKU: J3GWJ5T5F2

    Product Description

    An easy-to-install, multi-color LED rock light kit that expands underbody or wheel well illumination.
    See all Car Lights & Lighting Accessories
    Your price for this item is $129.99
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In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.