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Extension Kits

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Best Buy customers often prefer the following products when searching for 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. Best Buy essentials™ - 12' Headphone Extension Kit & Adapters - Black - Front_Zoom
    Top comment

    "Headphone extension kit...The kit was needed to perform and complete the installation....very helpful headphone extension kit & adapter. I use this kit to connect my keyboard headphones"

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    Product Description

    Extend the length of your headphones so you can move freely while listening to your favorite song, podcast and more. With the Best Buy essentials 12' Headphone Extension Kit & Adapters, add 12 ft. of length to your existing 3.5 mm audio cable and connect to most of your audio devices. We’ve also included 1/4" adapters, which convert either end of the extension cable into a 1/4" connection. Backed by Best Buy, a copper spiral shield improves audio quality and reduces signal loss, while nickel-plated brass connectors and flexible PVC prevent corrosion, granting lasting durability. Lengthen your audio cords and expand their connectivity options with high-quality accessories you can trust.
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    Top comment

    "Headphone extension kit...The kit was needed to perform and complete the installation....very helpful headphone extension kit & adapter. I use this kit to connect my keyboard headphones"

    See all customer reviews

    Product Description

    Extend the length of your headphones so you can move freely while listening to your favorite song, podcast and more. With the Best Buy essentials 12' Headphone Extension Kit & Adapters, add 12 ft. of length to your existing 3.5 mm audio cable and connect to most of your audio devices. We’ve also included 1/4" adapters, which convert either end of the extension cable into a 1/4" connection. Backed by Best Buy, a copper spiral shield improves audio quality and reduces signal loss, while nickel-plated brass connectors and flexible PVC prevent corrosion, granting lasting durability. Lengthen your audio cords and expand their connectivity options with high-quality accessories you can trust.
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    Your price for this item is $14.99

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  2. JennAir - Range Hood Extension Kit - Silver - Front_Zoom

    Product Description

    Range Hood Extension Kit
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    Your price for this item is $549.99

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  3. Whirlpool - Island Hood Chimney Extension Kit - Silver - Front_Zoom

    Product Description

    Island Hood Chimney Extension Kit
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    Your price for this item is $650.99

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

    Product Description

    Duct Cover Extension Kit, 990C Series Hood, Graphite (9 to 12 ft. ceiling installation)
    See all Range Hood Covers

    Product Description

    Duct Cover Extension Kit, 990C Series Hood, Graphite (9 to 12 ft. ceiling installation)
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    Your price for this item is $699.00

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

    Product Description

    Duct Cover Extension Kit, 990C Series Hood, Silver (9 to 12 ft. ceiling installation)
    See all Range Hood Covers

    Product Description

    Duct Cover Extension Kit, 990C Series Hood, Silver (9 to 12 ft. ceiling installation)
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    Your price for this item is $549.00

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

    Product Description

    Duct Cover Extension Kit, 990I Series Hood, Silver (9 to 12 ft. ceiling installation)
    See all Range Hood Covers

    Product Description

    Duct Cover Extension Kit, 990I Series Hood, Silver (9 to 12 ft. ceiling installation)
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    Your price for this item is $849.00

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  7. Samsung - Hood Extension Kit - Black Stainless Steel - Front_Zoom
    Top comment

    "Vent extension...The vent and extension look great. The vent extension is what I purchased. "

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    Product Description

    Black Stainless Steel Hood Extension Kit For Samsung NK30R5000 and NK36R5000 range hoods.
    See all Range Hood Parts & Accessories
    Top comment

    "Vent extension...The vent and extension look great. The vent extension is what I purchased. "

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    Product Description

    Black Stainless Steel Hood Extension Kit For Samsung NK30R5000 and NK36R5000 range hoods.
    See all Range Hood Parts & Accessories
    Your price for this item is $439.99

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  8. Frigidaire - 10' Flue Extension Kit - Stainless Steel - Front_Zoom
    Top comment

    "It is not a kit...It is only an extension, no screws or base to install it"

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    Product Description

    Extend the length of your range hood's flue with this Frigidaire FHW10X60LS extension kit, which features stainless steel construction for dependable durability.
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    Top comment

    "It is not a kit...It is only an extension, no screws or base to install it"

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    Product Description

    Extend the length of your range hood's flue with this Frigidaire FHW10X60LS extension kit, which features stainless steel construction for dependable durability.
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    Your price for this item is $124.99

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  9. Whirlpool - Chimney Extension Kit for KitchenAid KVWB600DBS and KVWB600HBS Hoods - Black Stainless Steel - Front_Zoom

    Product Description

    Complete the installation of your wall-mounted range hood with this Whirlpool chimney extension kit. The flexible two-piece design fits a variety of ceilings from 9 to 12 feet, and the black finish matches your hood. This Whirlpool chimney extension kit works with select Whirlpool range hoods for seamless integration, and the stainless steel construction offers durability.
    See all Range Hood Covers

    Product Description

    Complete the installation of your wall-mounted range hood with this Whirlpool chimney extension kit. The flexible two-piece design fits a variety of ceilings from 9 to 12 feet, and the black finish matches your hood. This Whirlpool chimney extension kit works with select Whirlpool range hoods for seamless integration, and the stainless steel construction offers durability.
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    Your price for this item is $540.89

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  10. Unbranded - Wall Hood Chimney Extension Kit - Stainless Steel - Front_Zoom

    Product Description

    Kit is used for homes with ceilings higher than 9' to extend the chimney up to the ceiling/soffit height. Always check the hood Installation Guide for installation heights before use.
    See all Range Hood Covers

    Product Description

    Kit is used for homes with ceilings higher than 9' to extend the chimney up to the ceiling/soffit height. Always check the hood Installation Guide for installation heights before use.
    See all Range Hood Covers
    Your price for this item is $320.39

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  11. Duct Extension Kit for Select Bosch Island Range Hoods - Stainless Steel - Front_Zoom

    Product Description

    Refresh the air in your kitchen with this handy Bosch 800 Series island hood extension kit. This set, which extends the ductwork on an array of Bosch models, works with ceilings up to 12 feet high. Durable and efficient, this metal Bosch 800 Series island hood extension kit comes with all the hardware you need for quick, simple installation.
    See all Range Hood Parts & Accessories

    Product Description

    Refresh the air in your kitchen with this handy Bosch 800 Series island hood extension kit. This set, which extends the ductwork on an array of Bosch models, works with ceilings up to 12 feet high. Durable and efficient, this metal Bosch 800 Series island hood extension kit comes with all the hardware you need for quick, simple installation.
    See all Range Hood Parts & Accessories
    Your price for this item is $539.99

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  12. Unbranded - Chimney Extension Kit for Wall Hood - Stainless Steel - Front_Zoom

    Product Description

    The Wall Hood Chimney Extension Kit has a stainless steel finish and extends your kitchen 36" hood in a 48" opening. Simply install the extension panel to each side of the hood main unit and fasten the hood extension panel to the cabinet. The kit includes (2) extension panels and (8) installation screws and must be assembled to the range hood prior to mounting the hood to the cabinet. This kit is designed to be used with several standard hood brands; check to see if your model is compatible. Installing this accessory will require basic hand tools, some disassembly of the range hood and novice repair experience. You must unplug the vent hood or shut off the house circuit breaker for the appliance before installing this part.
    See all Range Hood Covers

    Product Description

    The Wall Hood Chimney Extension Kit has a stainless steel finish and extends your kitchen 36" hood in a 48" opening. Simply install the extension panel to each side of the hood main unit and fasten the hood extension panel to the cabinet. The kit includes (2) extension panels and (8) installation screws and must be assembled to the range hood prior to mounting the hood to the cabinet. This kit is designed to be used with several standard hood brands; check to see if your model is compatible. Installing this accessory will require basic hand tools, some disassembly of the range hood and novice repair experience. You must unplug the vent hood or shut off the house circuit breaker for the appliance before installing this part.
    See all Range Hood Covers
    Your price for this item is $140.99

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

    Product Description

    Absorb cooking-related smoke and odors with this Whirlpool Appliances wall hood chimney extension kit. It extends a range's chimney length in homes with 9-ft. to 12-ft. ceilings.
    See all Range Hood Covers

    Product Description

    Absorb cooking-related smoke and odors with this Whirlpool Appliances wall hood chimney extension kit. It extends a range's chimney length in homes with 9-ft. to 12-ft. ceilings.
    See all Range Hood Covers
    Your price for this item is $585.89

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  14. Pyramid Canopy Chimney Hood Extension Kit for Select Bosch Range Hoods - Stainless Steel - Front_Zoom

    Product Description

    Customize your range hood to reach 9' - 12' ceilings with this Bosch HCPEXT5UC range hood extension kit. The stainless-steel material complements your range hood and ensures long-lasting use.
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    Product Description

    Customize your range hood to reach 9' - 12' ceilings with this Bosch HCPEXT5UC range hood extension kit. The stainless-steel material complements your range hood and ensures long-lasting use.
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    Your price for this item is $319.99

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  15. Zephyr - Duct Cover Extension - Stainless Steel - Front_Zoom

    Product Description

    This duct cover extension kit replaces standard duct covers to accommodate up to a 12-foot ceiling height. This kit covers exposed duct work running from the hood to ceiling while providing a finished look to your range hood. Please check your Zephyr range hood's specification sheet to ensure compatibility.
    See all Range Hood Covers

    Product Description

    This duct cover extension kit replaces standard duct covers to accommodate up to a 12-foot ceiling height. This kit covers exposed duct work running from the hood to ceiling while providing a finished look to your range hood. Please check your Zephyr range hood's specification sheet to ensure compatibility.
    See all Range Hood Covers
    Your price for this item is $519.99

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  16. Whirlpool - Chimney Extension Kit - Stainless Steel - Left_Zoom
    Top comment

    "Not happy with the reliability of the service, i wished i had bought the installation from another retailer. 3 stars because the extension has some good quality."

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    Product Description

    Keep vent installations professional in your kitchen with this Whirlpool extension kit. It works with chimney vent models in rooms with ceilings over 9 feet high.
    See all Range Hood Covers
    Top comment

    "Not happy with the reliability of the service, i wished i had bought the installation from another retailer. 3 stars because the extension has some good quality."

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    Product Description

    Keep vent installations professional in your kitchen with this Whirlpool extension kit. It works with chimney vent models in rooms with ceilings over 9 feet high.
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    Your price for this item is $360.89

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  17. Box Canopy Chimney Hood Extension Kit for Select Bosch Range Hoods - Stainless Steel - Front_Zoom

    Product Description

    Extend your Bosch range hood duct with this Bosch HCBEXT5UC extension kit, which features a 39.63" - 72.44" extension for use in kitchens with 9' - 12' ceilings. The durable stainless-steel design complements your range hood for a seamless look.
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    Product Description

    Extend your Bosch range hood duct with this Bosch HCBEXT5UC extension kit, which features a 39.63" - 72.44" extension for use in kitchens with 9' - 12' ceilings. The durable stainless-steel design complements your range hood for a seamless look.
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    Your price for this item is $319.99

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  18. Zephyr - Duct Cover Extension for ZOM - Stainless Steel - Front_Zoom
    Top comment

    "Zephyr Hood duct cover stainless steel extension installation."

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    Product Description

    This duct cover extension kit replaces standard duct covers to accommodate up to a 12-foot ceiling height. This kit covers exposed duct work running from the hood to ceiling while providing a finished look to your range hood. Please check your Zephyr range hood's specification sheet to ensure compatibility.
    See all Range Hood Covers
    Top comment

    "Zephyr Hood duct cover stainless steel extension installation."

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    Product Description

    This duct cover extension kit replaces standard duct covers to accommodate up to a 12-foot ceiling height. This kit covers exposed duct work running from the hood to ceiling while providing a finished look to your range hood. Please check your Zephyr range hood's specification sheet to ensure compatibility.
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    Your price for this item is $239.99

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  19. Zephyr - Duct Cover Extension for ZSA - Black - Front_Zoom

    Product Description

    This duct cover extension kit replaces standard duct covers to accommodate up to a 12-foot ceiling height. This kit covers exposed duct work running from the hood to ceiling while providing a finished look to your range hood. Please check your Zephyr range hood's specification sheet to ensure compatibility.
    See all Range Hood Parts & Accessories

    Product Description

    This duct cover extension kit replaces standard duct covers to accommodate up to a 12-foot ceiling height. This kit covers exposed duct work running from the hood to ceiling while providing a finished look to your range hood. Please check your Zephyr range hood's specification sheet to ensure compatibility.
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    Your price for this item is $219.99

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  20. Zephyr - Duct Cover Extension - Stainless Steel - Front_Zoom
    Top comment

    "Duct Cover Extension"

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    Product Description

    This duct cover extension kit replaces standard duct covers to accommodate up to a 12-foot ceiling height. This kit covers exposed duct work running from the hood to ceiling while providing a finished look to your range hood. Please check your Zephyr range hood's specification sheet to ensure compatibility.
    See all Range Hood Parts & Accessories
    Top comment

    "Duct Cover Extension"

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    Product Description

    This duct cover extension kit replaces standard duct covers to accommodate up to a 12-foot ceiling height. This kit covers exposed duct work running from the hood to ceiling while providing a finished look to your range hood. Please check your Zephyr range hood's specification sheet to ensure compatibility.
    See all Range Hood Parts & Accessories
    Your price for this item is $319.99

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  21. Zephyr - Duct Cover Extension for ZNA - Stainless Steel - Front_Zoom

    Product Description

    This duct cover extension kit replaces standard duct covers to accommodate up to a 12-foot ceiling height. This kit covers exposed duct work running from the hood to ceiling while providing a finished look to your range hood. Please check your Zephyr range hood's specification sheet to ensure compatibility.
    See all Range Hood Parts & Accessories

    Product Description

    This duct cover extension kit replaces standard duct covers to accommodate up to a 12-foot ceiling height. This kit covers exposed duct work running from the hood to ceiling while providing a finished look to your range hood. Please check your Zephyr range hood's specification sheet to ensure compatibility.
    See all Range Hood Parts & Accessories
    Your price for this item is $469.99

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  22. Zephyr - Duct Cover Extension for ZSL - Stainless Steel - Front_Zoom

    Product Description

    This duct cover extension kit replaces standard duct covers to accommodate up to a 12-foot ceiling height. This kit covers exposed duct work running from the hood to ceiling while providing a finished look to your range hood. Please check your Zephyr range hood's specification sheet to ensure compatibility.
    See all Range Hood Parts & Accessories

    Product Description

    This duct cover extension kit replaces standard duct covers to accommodate up to a 12-foot ceiling height. This kit covers exposed duct work running from the hood to ceiling while providing a finished look to your range hood. Please check your Zephyr range hood's specification sheet to ensure compatibility.
    See all Range Hood Parts & Accessories
    Your price for this item is $579.99

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  23. Zephyr - Duct Cover Extension for ZMI - Stainless Steel - Front_Zoom

    Product Description

    This duct cover extension kit replaces standard duct covers to accommodate up to a 12-foot ceiling height. This kit covers exposed duct work running from the hood to ceiling while providing a finished look to your range hood. Please check your Zephyr range hood's specification sheet to ensure compatibility.
    See all Range Hood Parts & Accessories

    Product Description

    This duct cover extension kit replaces standard duct covers to accommodate up to a 12-foot ceiling height. This kit covers exposed duct work running from the hood to ceiling while providing a finished look to your range hood. Please check your Zephyr range hood's specification sheet to ensure compatibility.
    See all Range Hood Parts & Accessories
    Your price for this item is $359.99

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  24. Zephyr - Duct Cover Extension for ZRV - Black Stainless Steel - Front_Zoom

    Product Description

    This duct cover extension kit replaces standard duct covers to accommodate up to a 12-foot ceiling height. This kit covers exposed duct work running from the hood to ceiling while providing a finished look to your range hood. Please check your Zephyr range hood's specification sheet to ensure compatibility.
    See all Range Hood Covers

    Product Description

    This duct cover extension kit replaces standard duct covers to accommodate up to a 12-foot ceiling height. This kit covers exposed duct work running from the hood to ceiling while providing a finished look to your range hood. Please check your Zephyr range hood's specification sheet to ensure compatibility.
    See all Range Hood Covers
    Your price for this item is $579.99

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