Cozy Heat Thru-Wall Sauna Heater

Name: Cozy Heat Thru-Wall Sauna Heater
Brand: Cozy Heat
SKU: 4745010348020
Price: 1790.0 USD
Availability: InStock

4.8

$1,790.00

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Kilowatt12kW

12kW 18kW

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Why Buy From Us ?

Unmatched Quality and Craftsmanship:

At Aurora Sanctuary, we pride ourselves on delivering unparalleled quality and craftsmanship in every Seraphic Spa product we offer. Sourced from the world's finest manufacturers, our saunas, massage chairs, and baths are meticulously crafted masterpieces designed to provide ultimate relaxation and rejuvenation. Our commitment to quality ensures that each item in our collection meets rigorous standards of durability, functionality, and aesthetic appeal.

Tailored Solutions and Exceptional Service:

Understanding that wellness is a personal journey, we offer tailored solutions to meet the unique needs of every customer. Whether you seek the therapeutic warmth of a sauna, the targeted relief of a massage chair, or the serene escape of a luxury bath, our diverse range of products guarantees a perfect match for your wellness objectives and lifestyle. Backed by exceptional customer service, our knowledgeable team guides you through every step, from initial consultation to after-sales support. With competitive pricing, flexible financing options, and comprehensive warranties, choosing Aurora Sanctuary ensures not only a Seraphic Spa experience but also peace of mind and a sense of belonging to our wellness family.

Returns & Refunds

At Seraphic Spa, we stand by the quality of every product we sell. However, we understand that sometimes a product might not meet your expectations or suit your needs. That’s why we offer a 30-Day Return Policy to ensure your complete satisfaction.

If you decide to return an item for any reason within 30 days of receiving your order, please email us at support@seraphicspa.com with your order number. We’ll provide detailed instructions on how to process your return.

Wood-Burning Sauna Stove, Up to 18kW

This unique through-the-wall traditional wood-burning stove is hand-made in Estonia is perfect for intimate sauna spaces. Wood-fired stoves are ideal for mild and long-lasting heat, designed for pouring water over hot stones to create luxurious steam for a more satisfying sauna experience. Stoke wood from outside the sauna to keep everything tidy! Enjoy the rustic charm and efficient steam of the Cozy Heat TW sauna heater.

12kW - for saunas from 210 to 423 cu.ft.
18kW - for saunas from 317 to 635 cu.ft.

COZY has taken the craft of building a wood-fired sauna stove to the next level. This Cozy Heat though-the-wall wood-burning sauna stove is hand-made in Estonia - where sauna is a way of life - and is perfect for intimate sauna spaces.

Wood-burning saunas are best for mild and long-lasting heat, designed for pouring water over hot stones to create the perfect amount of steam. Its through-the-wall design allows you to feed firewood into the stove from outside your sauna room.

The most sensitive part of the wood-burning heater, the flame cutter, is made of 5mm-thick stainless steel making COZY heaters extremely durable.

Enjoy a relaxing traditional sauna experience with the Cozy Heat TW wood-burning sauna stove!

Features

Wood-burning
Steel construction
Black color
Mild and long-lasting heat
Steel Construction
Smoke gases are 6x cleaner
German BIMSCH certificate
Stove utilizes 25%-40% less fuel than comparable sauna stoves
Boasts minimal safety distances
Floor mount thru-wall
Sauna room sizes:
- 12kW - 210 to 423 cu.ft.
- 18kW - 317 to 635 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

Includes

Outer frame of the heater
Chimney pipe
Heater body
Cleaning hatch
Heater door with glass
Ash box
Installation and operation manual
2-Year Warranty

Specifications

Model	Cozy 12 Thru-Wall
Kilowatt Rating	12kW
Primary Fuel	Wood
Maximum Firewood Length	12.95" (329mm)
Diameter of Firewood	3.15" 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	126 lbs
Shipping Weight with Sauna Stones	368 lbs
Safety Distance Front to Back	54.71" (1390mm)
Safety Distance Left to Right	32.67" (830mm)
Stove Depth	25.98" (660 mm)
Stove Width	16.92" (430 mm)
Stove Height	27.55" (700 mm)

Technical

Installation and Operation Manual
Cozy Heat Manual 2024.pdf
Warranty
Cozy Heat Warranty.pdf

View full details

Cozy Heat Thru-Wall Sauna Heater

12kW

$1,790.00

Cozy Heat Thru-Wall Sauna Heater

12kW

$1,790.00

Unmatched Quality

We are committed to providing unmatched quality and craftsmanship in all our products. From saunas to massage chairs, each item is meticulously crafted for ultimate relaxation, rejuvenation, and complete satisfaction.

Price-match guarantee

At Seraphic Spa, we recognize that price isn't everything, but we also value fair deals. That's why we're committed to matching advertised prices for any product on our site, ensuring you never overpay and get the best value

Flexible Payment Options

At Seraphic Spa we offer flexible payment options, allowing you to pay over time for any product. Enjoy peace of mind knowing you can afford the items you want without financial strain, effortlessly and conveniently.

5 Star Reviews

Customer satisfaction No.1 priority. Our products are backed by robust warranties, with each brand offering its own unique coverage. You have the option to purchase extended warranties for up to 5 years, ensuring added assurance and peace of mind.

Seraphic Spa

We dreams of a world where wellness is integral, offering innovative luxury for balanced living and trusted home relaxation. Explore Aurora Sanctuary, find products for your oasis, and transform your home into a luxury sanctuary of relaxation and wellbeing.

Saunas

Shop our high-end luxury saunas, transforming your space into a haven of relaxation..

Indoor & Outdoor Models
1 to 8 Person Sizes

Shop Saunas

Saunas

Discover relaxation at its finest with our sauna collection. Made for blissful moments at home, our saunas offer luxurious comfort and effortless rejuvenation. Choose from a range of styles, from classic to modern, each designed to bring tranquility to your space. Experience the soothing warmth of our saunas, perfect for unwinding after a long day.

Elevate Your Home Spa Experience

Embrace The Therapeutic Benefits

FAQ

Frequently asked Questions

What types of products does SeraphicSpa.com offer?

SeraphicSpa.com specializes in luxury home spa products, including state-of-the-art saunas, premium massage chairs, and artisan-crafted baths designed for unparalleled relaxation and wellness.

Are your saunas suitable for outdoor installation?

Yes, we offer a range of saunas designed specifically for outdoor use, crafted with durable materials to withstand various weather conditions while providing the ultimate spa experience.

How do I choose the right massage chair for my needs?

Our massage chairs come with various features tailored to different preferences. We recommend considering factors like space, desired massage techniques, and additional features such as heat therapy or zero-gravity positioning.

Can the baths be customized to fit specific dimensions?

Absolutely! Many of our baths can be customized to suit particular size requirements. Please contact us with your dimensions for more information on customization options.

Do you provide installation services for saunas and baths?

While we do not offer direct installation services, we partner with a network of skilled professionals across the country and would be happy to recommend a trusted installer in your area.

Are your products covered by a warranty?

Yes, all Aurora Sanctuary products come with a comprehensive manufacturer's warranty that covers defects in materials and workmanship. Please check the specific product page for detailed warranty information.

Do you offer financing options?

Yes, we understand the investment in luxury home spa products and offer financing options to help make your dream spa experience more accessible. Please visit our Financing page for more details.

what our customers say about us

4.8

1236

Amelia F. 03/29/2024

Verified Buyer

Quality was good

Quality was good and very comfortable.

Cozy Heat Thru-Wall Sauna Heater Was this helpful? 22 2
Elijah E. 02/27/2024

Verified Buyer

I bought 2

In expensive, easy to put together and looks cool, I bought 2

Cozy Heat Thru-Wall Sauna Heater Was this helpful? 37 0
Bexley K. 11/20/2024

Verified Buyer

delight

My chair is a daily indulgence. It's like having a personal masseuse on standby. The heat therapy is a game-changer, especially during colder months. Can't imagine my evenings without it

Cozy Heat Thru-Wall Sauna Heater Was this helpful? 0 0
William G. 01/18/2024

Verified Buyer

Very comfortable

Very comfortable and the massager is a nice feature, my kiddo loves it

Cozy Heat Thru-Wall Sauna Heater Was this helpful? 3 0
Mark D. 11/21/2023

Verified Buyer

mvp

These chairs are the real MVPs. Great quality, stylish design, and my posture has never been better. No regrets on this purchase!

Cozy Heat Thru-Wall Sauna Heater Was this helpful? 0 0
Landon S. 03/24/2025

Verified Buyer

Love it!

Super fast shipping, great quality, comfortable. Love it!

Cozy Heat Thru-Wall Sauna Heater Was this helpful? 0 0
Grace B. 12/04/2023

Verified Buyer

Worth every penny

My husband and I work long stressful hours as medical professionals. We look forward to coming home and getting in our Osaki Massage chair to melt away the stress of our day. It is the best investment we’ve made for our peace of mind and our health. We absolutely love our massage chair.

Cozy Heat Thru-Wall Sauna Heater Was this helpful? 51 4
Amir K. 01/06/2025

Verified Buyer

Very Relaxing

Really loving airbag massage from this chair. I had a back pain, and this chair relived the pain. Would I recommend this chair to my friends? Yes!

Cozy Heat Thru-Wall Sauna Heater Was this helpful? 31 0
Aria T. 04/26/2025

Verified Buyer

Completely recommend

Super comfortable and easy to assemble. Completely recommend!!!

Cozy Heat Thru-Wall Sauna Heater Was this helpful? 0 0

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Cozy Heat Thru-Wall Sauna Heater

Cozy Heat Thru-Wall Sauna Heater