Huum Hk023 Shown In The Manufacturer Product Photograph On Black Wood Cladding.
Huum Hk023 Single-Wall Chimney Adapter
Expert help that stays with you

Whether you’re choosing one component or planning the whole room, small details can become expensive problems once installation begins. We know the products we sell and the questions to ask early, helping catch mismatched components, overlooked requirements, and installation issues while they are still easy to fix.

Our job does not end when your order ships. We stay available through installation and beyond. If something needs attention, we stay involved, work the problem, and help see it through.

We want you to feel good about choosing Sauna Marketplace long after your first session, and confident recommending us to a friend. That standard guides the advice we give, the products we sell, and the way we take care of our customers.

Sauna and heater customers also receive free shipping on sauna accessories for life.

Planning a sauna, or need help with one you purchased from us? Our founders have assembled many of the saunas we sell, visited the manufacturers, and use these products every day. New customers and existing Sauna Marketplace sauna and heater owners can Ask a product question.

Specs
Weight5 lbs
Gallery
Huum Hk023 Shown In The Manufacturer Product Photograph On Black Wood Cladding.
Huum Hk023 Single-Wall Chimney Adapter

    HUUM Single-Wall Chimney Adapter | Cuttable, 115-120 mm, HK023

    HUUM’s cuttable single-wall chimney adapter for a 115–120 mm flue connection. Trim it to length on site to join the stove outlet and the single-wall pipe.

    Build Your Quote:

    $78.00

    US shipping: $24.95. This item ships free when you add it to a sauna or heater order, or when your order is $200 or more. Sauna and heater customers get free shipping on accessories for life; we’ll recognize your email at checkout.

    Share your selected options and add-ons. Prices and availability are confirmed when the link is opened.

    Zero Interest Payments:

    Buy Now, Pay Later with premium financing packages only available on Sauna Marketplace.

    Pay with HSA/FSA:

    We teamed up with FLEX to make HSA/FSA payments easier than ever.

    HUUM

    What it is

    A genuine HUUM single-wall chimney adapter (part HK023) for a 115–120 mm connection. It is cuttable, so it can be trimmed to fit during installation.

    Before you order

    Confirm the outlet size of your stove and the diameter of the pipe it joins. Follow the exact stove and chimney manuals and your local requirements; your installer decides the complete flue route.

    Specifications

    Part HK023
    Type Single-wall chimney adapter, cuttable
    Connection size 115–120 mm
    Shipping weight 5 lb

    To preserve the originality, operation and safety of replacement parts, this part is not returnable.

    Planning the whole chimney? See the HUUM Thru-Wall Chimney Kit or the HUUM through-ceiling and barrel chimney kits for complete routes.

    Need help choosing?

    Call (844) 565-1113 or contact Sauna Marketplace. Include your stove model and a photo of the flue outlet.

    Expert help that stays with you

    Whether you’re choosing one component or planning the whole room, small details can become expensive problems once installation begins. We know the products we sell and the questions to ask early, helping catch mismatched components, overlooked requirements, and installation issues while they are still easy to fix.

    Our job does not end when your order ships. We stay available through installation and beyond. If something needs attention, we stay involved, work the problem, and help see it through.

    We want you to feel good about choosing Sauna Marketplace long after your first session, and confident recommending us to a friend. That standard guides the advice we give, the products we sell, and the way we take care of our customers.

    Sauna and heater customers also receive free shipping on sauna accessories for life.

    Planning a sauna, or need help with one you purchased from us? Our founders have assembled many of the saunas we sell, visited the manufacturers, and use these products every day. New customers and existing Sauna Marketplace sauna and heater owners can Ask a product question.

    Specs
    Weight5 lbs
    Gallery
    Huum Hk023 Shown In The Manufacturer Product Photograph On Black Wood Cladding.
    Huum Hk023 Single-Wall Chimney Adapter