COZY HEAT OG THRU-WALL SAUNA STOVE

from $1,985.00

The Cozy Heat OG TW is an authentic wood-burning sauna stove hand-made in Estonia with through-the-wall design, so the firebox can be filled from outside your sauna. Wood-fired sauna stoves create a mild and long-lasting heat. Designed for pouring water over hot stones for an intense steam and a more satisfying sauna experience.

  • 12kW - for saunas from 210 to 423 cu.ft.

    Requires 6 boxes of Standard Stones (Split Face, 10-15cm, 44lbs) or 8 boxes of Rounded Stones (Rounded Olivine, 2"- 4" , 33lbs)

  • 18kW - for saunas from 318 to 636 cu.ft.

    Requires 8 boxes of Standard Stones (Split Face, 10-15cm, 44lbs) or 11 boxes of Rounded Stones (Rounded Olivine, 2"- 4" , 33lbs)

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The Cozy Heat OG TW is an authentic wood-burning sauna stove hand-made in Estonia with through-the-wall design, so the firebox can be filled from outside your sauna. Wood-fired sauna stoves create a mild and long-lasting heat. Designed for pouring water over hot stones for an intense steam and a more satisfying sauna experience.

  • 12kW - for saunas from 210 to 423 cu.ft.

    Requires 6 boxes of Standard Stones (Split Face, 10-15cm, 44lbs) or 8 boxes of Rounded Stones (Rounded Olivine, 2"- 4" , 33lbs)

  • 18kW - for saunas from 318 to 636 cu.ft.

    Requires 8 boxes of Standard Stones (Split Face, 10-15cm, 44lbs) or 11 boxes of Rounded Stones (Rounded Olivine, 2"- 4" , 33lbs)

The Cozy Heat OG TW is an authentic wood-burning sauna stove hand-made in Estonia with through-the-wall design, so the firebox can be filled from outside your sauna. Wood-fired sauna stoves create a mild and long-lasting heat. Designed for pouring water over hot stones for an intense steam and a more satisfying sauna experience.

  • 12kW - for saunas from 210 to 423 cu.ft.

    Requires 6 boxes of Standard Stones (Split Face, 10-15cm, 44lbs) or 8 boxes of Rounded Stones (Rounded Olivine, 2"- 4" , 33lbs)

  • 18kW - for saunas from 318 to 636 cu.ft.

    Requires 8 boxes of Standard Stones (Split Face, 10-15cm, 44lbs) or 11 boxes of Rounded Stones (Rounded Olivine, 2"- 4" , 33lbs)

Cozy Heat has taken the time-honored craft of building sauna stoves to a higher level. This wood-fired sauna stove is hand-made in Estonia, where sauna bathing is a national tradition.

The OG-TW's clever "Through-the-Wall" design lets you load firewood from outside your sauna. Wood-burning sauna stoves produce a mild and long-lasting heat and are designed for pouring water over hot stones to create your perfect amount of steam. 

The part of the wood-burning heater that must be the strongest, the flame cutter, is made of sturdy, 5mm-thick stainless steel making COZY heaters extremely durable. 

Cozy Heat's OG-TW model has an elegant and sophisticated trilateral design that is elegant and sophisticated, elevating the aesthetic appeal of your sauna. With its sleek lines and contemporary finish, this stove complements any sauna decor, creating a luxurious ambiance that beckons you.

Experience the pinnacle of comfort and sophistication with the Cozy Heat OG-TW!

    • Artistically inventive design

    • Wood-burning

    • Steel Construction

    • Smoke gases are 6x cleaner

    • German BIMSCH certificate

    • Stove utilizes 25%-40% less fuel than comparable sauna stoves

    • Boasts minimal safety distances

    • Mild and long-lasting heat

    • Floor mount thru-wall

    • Sauna room sizes:

      12kW - 210 to 423 cu.ft.

      18kW - 318 to 636 cu.ft.

    • Stone Requirements:

      12kW - minimum of 265lbs of stones

      18kW - minimum of 353lbs of stones

      Please note that each natural stone is unique in shape and size. We recommend purchasing an additional box of sauna stones to allow you to choose the highest quality of stone for fit, form, and function (Additional freight charges will apply).

    • 2-Year Warranty

    • Designed and engineered in Estonia

  • Cozy OG Thru-Wall 12

    • Kilowatt Rating: 12kW

    • Primary Fuel: Wood

    • Maximum Firewood Length: 2.99" (329mm)

    • Diameter of Firewood: 3.14" to 4.72" (80mm-120mm)

    • Minimum Cubic Feet: 210 Cu. Ft.

    • Maximum Cubic Feet: 423 Cu. Ft.

    • Minimum Room Height: 72" (1828mm)

    • Flue Connection Location: Top

    • Heater Weight: 139 lbs

    • Shipping Weight with Sauna Stones: 404 lbs

    • Safety Distance Front to Back: 56.09" (1425mm)

    • Safety Distance Right to Left: 34.05" (865mm)

    • Stove Depth: 27.36" (695 mm)

    • Stove Width: 19.60" (498 mm)

    • Stove Height: 27.91" (709 mm)

    Cozy OG Thru-Wall 18

    • Kilowatt Rating: 18kW

    • Primary Fuel: Wood

    • Maximum Firewood Length: 15.74" (400mm)

    • Diameter of Firewood: 3.14" to 4.72" (80mm-120mm)

    • Minimum Cubic Feet: 317 Cu. Ft.

    • Maximum Cubic Feet: 635 Cu. Ft.

    • Minimum Room Height: 82" (2096mm)

    • Flue Connection Location: Top

    • Heater Weight: 199 lbs

    • Shipping Weight with Sauna Stones: 551 lbs

    • Safety Distance Front to Back: 60.42" (1535mm)

    • Safety Distance Right to Left: 40.74" (1035mm)

    • Stove Depth: 31.69" (805 mm)

    • Stove Width: 22.04" (560 mm)

    • Stove Height: 29.72" (755 mm)

    • Outer frame of the heater

    • Chimney pipe

    • Heater body

    • Cleaning hatch

    • Heater door with glass

    • Ash box

    • Installation and operation manual

    • 2-Year Warranty

    • Current ETA: 1-2 weeks. Shipping lead time is subject to change.

    • FREE shipping within the contiguous United States.

    • The weight or packaging of this product requires delivery by special appointment, and on a wooden pallet.

    • The driver is responsible for curbside delivery only and will lower the items to ground level.

    • Prior to shipping this product, we’ll contact the customer to share shipment details and discuss any extenuating delivery circumstances that may complicate or cause additional delivery expenses.

    **If you’re in Canada, please reach out for a shipping quote.

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