BW Sauna Co.

Sauna centers our mind.

Sauna was made to be more. A place where we go to reclaim our center.

A lasting
relaxation
Handcrafted
for you
Anywhere
you go
To enhance
active health
Improving
wellbeing

Lifetime
Quality

Details that Matter.

Exceptional builds with American-made values. Our mobile saunas are born out of a vision to bring the highest quality found only in luxury home saunas to the mobile world.

BW Core Values

A legacy of craftsmanship & excellence.

In an industry where anyone and everyone seems to be building saunas to make a quick buck, we’ve stepped aside to invest solely in building the best-quality saunas money can buy.

Passion

We’re second-generation craftsmen with a genuine passion for sauna.

Creativity

We consider every detail, blending engineering with artistry.

Intentionality

Purposeful design means every choice has a purpose and function.

Grounded

It's not about looks and status. We build saunas meant to serve you.

Step one

Choose your base model

6.5 x 14 ft Portable Sauna (47k+)

Gooseberry

The robustness of a full-sized sauna, with the agility for finding that special place. Our 14 ft custom mobile sauna is our flagship.

6.5 x 12 ft Portable Sauna (43k+)

The Superior

A balanced portable sauna for those who want the full experience. Comes with a cool-down changing room and the best in handcrafted. custom-quality.

6.5 x 10 FT Mobile Sauna ($39k+)

The Ontario

The robustness of a full sized sauna, with the agility for finding that special place. Our 10 ft custom portable sauna is ready to be your oasis.

6.5 x 8 ft Mobile Sauna ($37k+)

The Huron

The nimble and agile Huron is here as the entry-level outdoor mobile sauna. At 8 ft, it will fit nicely in your garage or tucked away in your backyard.

Custom Backyard Sauna 8x12, Outdoor Saunas in Minneapolis MN !

8 x 12ft Home Sauna (40k+)

Grand

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

Stationary Custom Sauna 8x10 in Duluth MN !

8 x 10ft Backyard Sauna (34k+)

Stannard

Our flagship stationary custom sauna built for all around use.  Handcrafted and at the perfect size for groups or solo sauna enthusiasts.  

Custom Sauna for sale in Duluth MN! Home Sauna 8x8!

8 x 8ft Home Sauna (29k+)

Windigo

The Windigo is the flagship medium sauna. Boasting an 8×8 footprint and offering several layout variations, this sauna is the perfect fully custom home sauna.

Outdoor sauna for sale in Minneapolis MN, Stationary Sauna 8x6 !

6 x 8ft Home Sauna (22k+)

York

Fitting up to 4 people. The York model is designed to excel at cabin environments, all while maintaining an economical footprint.

Step two

Make it your own

Robust
Steel Frame

8 Layer
Heat Design

All-Weather
Exterior & Interior

Highest Quality
Heat Options

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Personally
delivered.

The best in
Airbnb value.

Mobile sauna
for anywhere
you go.

Find your
view.

Endless finish options

From the cladding and benches to the shape of the stove, each BW sauna reflects our evolving craftsmanship, standards, and deep commitment to detail. Part of that detail is bringing a selection of some of the best wood products available. Thermory is the exclusive provider of our wood library, offering natural and chemically free finishes in a variety of textures and colors. 

Recent Projects

Custom Home Sauna in Eagle River, WI

Natural Warm Heat

From frustration to clarity, from ideas to design, from plans to a fully built sauna — the Eagle River Home Sauna is a perfect example of what BW Sauna is built to deliver: personal guidance, technical expertise, and uncompromising craftsmanship.

Real
Heat

Home Exterior Match

Winter-proof
Lakefront

Naturally Rusting Material

Mountain Views

Built with a unique siding designed to rust only on the outside, this sauna brings an aged look much like copper or other metal siding, while retaining all the custom features and high-end interior finish of clear cedar.

On Demand
Heat

Natural Rust Finish

Mountain
Views

Colorado Home Sauna

Luxury Quality | Low Maintenance

Luxury Sauna Business

This sauna build is one of many constructed for those looking to start a luxury relaxation spa business. Built with premium materials and requiring far less maintenance than the competition, BW is among the leaders in business-friendly custom saunas.

On Demand
Heat

8+ Capacity

Low Maintenance

Minneapolis Sauna Business

Portal Sauna Project

PORTAL° is our largest project to date, with a massive hot room and triple heaters. This sauna project spans multiple saunas and builds, featuring custom skylight, LED accent lighting. and more.

Dual Side Sauna

Huge Capacity

Low Maintenance

Massive completely private sauna

The big sky sauna

No windows except of the skylight to create a fully lit, entirely private sauna space. This one was made specifically for a sauna business. 

Skylight

Up to 6 Person Capacity

Rugged Steel Frame

Michigan Sauna rental 6x5 x 10

Mobile Sauna Rental Business

This was placed at a short term rental in Grand Marais, MN. The customer also has another STR next door with a barrel sauna and wanted one that was easier to maintain.

Dual Pane

Up to 4 person capacity

Rugged Steel Frame

More than meets the eye

Hunting Cabin Sauna

Some saunas are all about flash. Others stay true to the functional and humble nature of Finnish sauna tradition. This sauna was designed to live in the woods of the Midwest while offering exceptional quality heat and withstanding the test of time, without looking out of place.

Authentic Wood Fired Stove

Up to 6-person capacity

Natural Lumber Finished

For where you go!

Sauna for the Adventure

Our mobile saunas are built to last. Constructed on a steel frame and including all the quality heat you will find from a home sauna, we engineer our saunas to last both at home and on the road.

Mobile Fired Heat

Up to 6 Person capacity

Rugged Steel Frame

sauna placement

Get Your Sauna Health Benefits Guide

Curious how sauna therapy supports recovery, relaxation, and overall health? Download our free guide with science-proven insights!

Three values

One
Vision

Sauna with Purpose.

We believe in leaning into the hard parts of life. The uncomfortable seasons and the moments that reveal who we are. Sauna isn’t just about heat; it’s about discipline, reset, and recovery. It’s about stepping away from screens and noise to rediscover ourselves and establish clarity we can use to built a better tomorrow. Silence has a way of bringing out what actually matters in our lives. From day one, we’ve built saunas that invite you into that moment again and again. Because comfort won’t make you stronger. But heat will.

Confidently American Made

While many brands chase trends and mimic Scandinavian aesthetics, we take a different path. Our saunas are built with intention, grounded in American ingenuity, and crafted by people who care about the work, not the label. We respect tradition, but we’re not here to imitate it. Every sauna we build reflects the values we live by: honesty, durability, and substance over style. We use local materials, engineer every detail to fit its unique environment, and build for real people who want something that lasts. No gimmicks. No borrowed culture. Just real sauna made right here, with pride.

No filters. No performance. Just presence.

BW doesn’t care what you believe, what you look like, or what side you’re on. That all falls away when you enter a sauna. They’ve been a shared experience cultures and eras. Common ground. We could sit in a sauna with a stranger from 2,000 years ago and share the same breath, the same stillness, the same human experience. We believe a sauna is the place where opinions take a backseat and presence takes the lead. It’s not about what you post. It’s about how you feel when you step out.

We Build Minnesota Outdoor and Mobile Saunas?

At BW, we work to handcraft lifetime quality custom mobile and home saunas to become a cornerstone of homes, lives and culture by elevating the quality, accessibility, and longevity.

FAQ's

Why we choose steel?

We chose steel because it represents the reliability and go-anywhere character of BW Sauna. The last thing you should be thinking about when you enter our saunas is whether you damaged the sauna on the way there.

“If your truck can go there, your sauna should too!”

We are about craftsmanship and sourcing quality materials, period. No fluff, no nonsense, just the best possible mobile saunas for sale at a fair price.

Our saunas are not meant to be disposable like shelf-bought saunas. They are built with the same standards and materials you would find in a custom home. If taken care of, mobile saunas can easily last 10–20 years, and stationary saunas can last as long as the home itself.

Saunas can add significant value to an Airbnb property. Rent prices alone can see an increase of up to $50 per night. In addition to the added appeal that boosts monthly guest bookings and overall property desirability, a permanent-structure sauna can increase the property value by as much as $25,000.
From start to finish, we estimate eight weeks for custom saunas. You can check our shop inventory to see if we have a sauna prebuilt and ready to order today.
We ship nationwide within the 48 states. We are always happy to talk if you have a location outside this region, but be advised that shipping and freight costs can become excessive. But hey, if we can get a flag to the moon, you never know.
We can’t control who starts the fire, but we can ensure you have a great wood-fired sauna heater from some of the best names in the industry. For those who love convenience, electric heaters have come a long way since the 1996 Holiday Inn days. We even offer WiFi remote-start options.

Explore Pricing

Boost Airbnb Value & Rates with a Sauna

Why This Amenity
Pays Off

Ensure your Airbnb property leaves a lasting impression with an authentic luxury sauna. Specifically designed for Airbnb properties, BW saunas provide the perfect value-add that will help your property stand out by offering a wellness retreat.

Increase
Bookings

Boost Property
Value

Better
Reviews

Testimonials & Reviews

Mobile Sauna Vs. Home Sauna?

Questions We Get Asked Often

What is a mobile sauna?

Mobile saunas are fairly new. They have gained popularity in the United States, with many trailer saunas available for delivery. Mobile saunas can be every bit the heat quality of a home sauna.

Can I build my own mobile sauna?

Yes, it is possible to build your own sauna, but it takes good planning and patience to truly get the results you envision. Unlike backyard saunas, mobile saunas will require an understanding of metalwork for the trailer frame.

What are my heating options?

We find mobile saunas to work best with authentic wood-fired stoves. However, there are gas options, and even electric options if sufficient battery and solar capacity.

How long will a mobile sauna last?

Mobile saunas have a wide range of craftsmanship and structural quality. Some factors, such as having a steel frame, proper heat shielding, and siding, make all the difference. Our saunas are designed to last decades if taken care of properly.

Is a custom mobile sauna worth it?

Mobile saunas offer you the unparalleled ability to fully relax anywhere you wish. By the cabin fire or on the ski trip in the Rocky Mountains. That's what makes mobile so amazing! The biggest benefit of a home sauna is the added value to your property.

How long does it take to build a mobile sauna or home Sauna?

From start to finish, we estimate 8 weeks for custom saunas. You can check our shop inventory to see if we have a sauna prebuilt and ready to order today.

BW Sauna Co.

Why choose steel over aluminum frames for sauna construction?

At BW Sauna Co., every design decision is rooted in durability, performance, and long-term value. That’s why we frame all of our mobile saunas with steel instead of aluminum, and why the base of our stationary saunas is also built from steel.

Strength You Can Rely On
Steel is significantly stronger than aluminum. For mobile saunas that travel thousands of miles, encounter bumps, curves, and temperature shifts, strength matters. A steel frame ensures the structure stays square and solid, resisting warping, twisting, or stress fractures over time. It is built to hold up through seasons of use on the road and still feel like new.

Weight That Works With Us
While aluminum is lighter, that weight savings often comes at the cost of structural integrity. For us, the slightly heavier weight of steel translates to better towing stability and lower risk of flexing or damage in transport. Our trailers are designed to handle the weight efficiently without compromising the sauna experience.

Corrosion Resistance Where It Matters
All steel used in BW sauna frames is treated and coated to prevent rust and ensure longevity, especially critical in humid environments like saunas. Properly prepared steel actually outperforms raw aluminum in resisting corrosion over time when exposed to the moisture and heat of regular sauna use.

Consistency Across Stationary Builds
Even in our stationary models, the base, the point of contact between the sauna and the ground, must resist movement, moisture, and long-term wear. Steel provides a dependable, immovable foundation that holds up under weight, humidity, and shifting temperatures.

Made for Harsh Environments
Our clients use saunas in backyards, lake properties, mountain retreats, and off-grid locations. Steel allows us to build structures that can endure diverse climates and real-life use, not just showroom conditions.

BW Sauna Co.

The 8 layers of a BW Sauna

Framing – It is the fitting together of pieces to give a structure support and shape. Headers are built over windows and doors to support the roof load.

Insulation – This is the insulation of the unit. It’s a standard fiberglass insulating material and works to trap air and slow the transfer of heat.

Breathable Membrane – This is a breathable, water-resistant membrane made to resist moisture and release water vapor and works as an air barrier to the structure.

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

Sheathing – 7/16″ OSB sheathing applied over the framing, which holds everything together and prevents the building from ever swaying or bending. It’s used as a nailing base for your siding materials as well.

Foil Vapor Barrier – This is applied over the framing in the hot room areas. It serves as a vapor barrier to the exterior, while also reflecting the heat back inside the room.

Furring Strips – These are used to separate the wood paneling from the exterior wall, to give an air gap for the space to breathe. It helps to dry the wood and is crucial for reflecting the heat back into the room.

Wall Paneling – Commonly used as cedar T&G, but many different forms of paneling can be used. This is the outer layer of the interior and is a wood that can soak up steam and deal with heat absorption without any type of long-term damage. It is also highly resistant to fungus, rot, and decay.

BW Sauna Co.

Thermory Wood Library

We’ve sourced some of the best wood on the market to offer a wide variety of food finish options. Below are some of the most popular wood finishes our clients have used. 

Popular Combinations

A Mobile Sauna That Offers More

BW Sauna Co.

Quality Heat Sources

We will work with you to understand and advise the right heat source based on your lifestyle, sauna size, and features.