Windigo Base Design
Exterior Finish Options
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BW 8x8 Custom Outdoor Sauna | Starting at $29,000

Windigo Custom

The Windigo model, is our 8×8 custom outdoor sauna base design. When you work with BW, you get to select the finish type featuring Thermory thermally modified ash, long grain cedar and so many more options. Exteriors can be made in high whether metal siding, various premium traditional wood finished options. We can even match it to blend with your homes ascetic. 

We strive to bring you something truly special. A centerpiece of conversation and the pride of your backyard. Where would you put your very own?

BW Custom Outdoor Saunas Bring You

A Lasting
for You
Anytime in
your day
To enhance
active health

BW 8x8 Custom Sauna | Duluth MN

Building A sauna right

Have Maintenance Free Siding This is the outer layer of the structure. It’s a fully waterproof, maintenance free siding options, and is available in many different colors/styles.

Top Quality Wood Fire or Electric Stove: You get to choose if you prefer the convenience of electric or authentic experience of wood fire. Combined with out 360 degree insulated design, you get industry leading heat. 

Made For You: We always work to try to draw out the story of the people we craft saunas for. This sauna in particular was going to a hunting camp. We incorporated the deer antler door handle as a special touch.  

Crane Dropped Delivery Option We offer to deliver and set your sauna wherever you live, and we mean it! We have experience lifting and dropping our units in the most tight of corners to ensure our customer get the best view their property offers.
Black Metal Siding
Interior White Pine
Cedar Detailing
Rubber Flooring

Custom outdoor sauna: material selection

Authentic Modern Finish Options

When you work with BW, we sit down and bring forward a selection of wood finishes you can choose to build with. In our design process, we'll help you find the right finishes that harmoniously blend together, as well as functionally bring the experience you are looking to get out of your Custom Sauna.

HUUM & Harvia heat source options

Selecting The Right Heat Source

The way you will heat your sauna can make all the difference. In the design process, we'll help advise based on how you wish to use your sauna, what might be a good option. We can also bring in our 10+ years of experience, to ensure your making a choice that will leave you with that perfect sauna experience.

Legend 150
Sauna electrical heater
Cilindro Sauna heater

Custom Sauna Details

  • Maintenance free metal siding/roofing
  • Wood stove
  • Off grid package with solar
  • Metal heat shields behind/under stove
  • 1×4 Cedar T&G STK on walls/ceiling
  • 2×4 Cedar benches STK
  • Floor drain
  • Non- slip, waterproof vinyl flooring
  • Full insulated (floor, walls, ceiling)
  • Mono pitch roof
  • Custom wood exterior door w/ window
  • Trailer lighting
  • Intake and exhaust venting
  • 4’W x 2’H tempered window in hot room
  • Dimmable LED tape lighting underneath top bench
  • Dimmable LED Can lighting
  • Exterior LED light
  • 24 exterior siding color choices
  • Exterior door customizations
  • Wood stove selections
  • Sloped floor in sauna
  • Exterior shower hookup
  • Cold plunge tank
  • Wood box option
  • Changing room option
  • Window sizing/location
  • Wall paneling selections
  • And many, many more!
  • ** We offer full customization of all our units, give us a call today to learn more!


All Weather Exterior
360 Insulated Heat
8 layer
From Natural materials

Why Work with BW Sauna Co.

Lifetime Quality Craftsmanship

BW is centered around quality craftsmanship that starts with the hardworking and detailed orientated people that breath passion into their everyday. The character we bring to into our day reflects our work. BW Saunas are through and through built right. We bring the same level of detail and quality to every layer seen and unseen. That results in a lasting quality that will  prove itself over decades to come, not just first impressions.  

Custom Sauna Interior Hunting 8x8 Sauna

Frequently Asked Questions About Custom Saunas

How do I choose the right size outdoor sauna for my backyard?

Consider the available space, how many people you want to accommodate, and how you plan to use the sauna. Compact models are great for small spaces, while larger models are better for entertaining guests or family use.

Are custom outdoor saunas suitable for all seasons in Minnesota?

Yes, outdoor saunas are designed to withstand the harsh Minnesota winters and can be used year-round. They provide a warm retreat in winter and a relaxing cool-down area during summer.

Can I install a backyard sauna by myself, or do I need professional help?

While some sauna kits are designed for DIY installation, it is often recommended to use professional services to ensure it is installed safely and complies with local building codes, especially in Minnesota where weather conditions can affect installation.

Do I need a permit to install an outdoor sauna in Minneapolis?

Yes, a building permit is typically required for outdoor sauna installations in Minneapolis. Check with the local building department for specific requirements, as regulations can vary based on the size and location of the sauna.

What type of maintenance is required for an outdoor sauna?

Regular maintenance includes cleaning the interior, checking and cleaning the heater, and ensuring proper ventilation. It’s also important to inspect and treat the wood exterior to protect against the elements.

Start by Selecting a Base Model (Don't worry we'll customize it)

Custom Outdoor Home Sauna Options

Named after the islands of our great Lake Superior. These models are designed on a solid steel frame offering 360 insulation including the floor, offering some of the highest quality heat. With endless finish options and detailing, our custom process allows you to truly ensure your BW custom sauna fits your needs.

4x6 Hermit $15k+

The perfect sauna for tight spaces. Bringing the full lifetime quality of BW Custom Saunas into your backyard. Perfect for 1-2 people. Great for recovery.
See Model

6x8 York $22k+

Fitting up to 4 people. The York model is designed to excel at cabin environments, all while maintaining an economical footprint.
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8x8 Windigo $29k+

The Windigo is the flagship medium sauna. Boasting 8x8 footprint and offering several layout variations this sauna is the perfect fully custom home sauna
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8x12 Grand $40k+

The big boy, the Grand takes after grand island and is centered around the whole family. Allowing everyone to take in the view.
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Completely Unique Design Options

Made Uniquely For You.

Have an entirely custom design in mind? We'd love to talk and learn about your vision. You're sauna can be fully unique from a ground up approach. You'll get...