Skip to content

Avoid the Tariff on Select Saunas - Fall/Winter Sale with Free Shipping on FINNISH BARREL SAUNAS - ALMOST HEAVEN AND DUNDALK SAUNAS! - 0% Financing for 12 months - Use your HSA/FSA funds with TrueMed

Call or Chat for a Free Consultation 888-655-3625

Outdoor Saunas

Outdoor Saunas | Finnish Sauna Builders
>
Thermory 2 Person Barrel Sauna No 55 DIY Kit Thermally Modified Spruce Thermory Front_indoor_3d297db4-3d2d-424a-b1a2-17316fe05ca0.png Thermory 2 Person Barrel Sauna No 55 DIY Kit Thermally Modified Spruce Thermory Right_pvc_56e55d24-4207-4dd7-893a-6e80316abb9a.png

Thermory 2 Person Barrel Sauna No 55 DIY Kit

Thermory

$4,605.00

>
Thermory 4 Person Barrel Sauna No 53 DIY Kit Thermally Modified Spruce Thermory Front_indoor_efb20832-73d0-4bb1-8cf1-ed6279853d6a.png Thermory 4 Person Barrel Sauna No 53 DIY Kit Thermally Modified Spruce Thermory Right_PVC_d866992d-4c1d-407d-96bf-8d8fb69bdc8e.png

Thermory 4 Person Barrel Sauna No 53 DIY Kit

Thermory

$4,955.00

Thermory 2 Person Barrel Sauna No 54 DIY Kit with Window

Thermory

from $5,020.00

On Sale

Finnish Sauna Builders Barrel Sauna

Finnish Sauna Builders

from $5,024.25 $7,903.09

On Sale

Finnish Sauna Builders Flat Bottom Barrel Sauna

Finnish Sauna Builders

from $5,024.25 $7,903.09

On Sale

Finnish Sauna Builders Pod Sauna

Finnish Sauna Builders

from $5,024.25 $7,903.09

Thermory 4 Person Barrel Sauna No 52 DIY Kit with Window

Thermory

from $5,365.00

>
Thermory 6 Person Barrel Sauna No 51 DIY Kit Thermally Modified Spruce Thermory thermory-barrel-sauna-interior-no_window_160X_jpg.jpg Thermory 6 Person Barrel Sauna No 51 DIY Kit Thermally Modified Spruce Thermory Right_PVC_96190347-365a-48e7-94a6-5dbbdc4509be.png

Thermory 6 Person Barrel Sauna No 51 DIY Kit

Thermory

$5,620.00

>
Thermory 6 Person Barrel Sauna No 63 DIY Kit Thermally Modified Spruce Thermory Front_indoor_fbd89eca-db9e-4b02-b307-0132385e3c10.png Thermory 6 Person Barrel Sauna No 63 DIY Kit Thermally Modified Spruce Thermory Right_PVC_78eafd2e-d16f-48b5-a892-fa81e86afd1e.png

Thermory 6 Person Barrel Sauna No 63 DIY Kit

Thermory

$5,910.00

>
Thermory 4 Person Barrel Sauna No 61 DIY Kit with Porch Thermally Modified Spruce Thermory Indoor_left_f921cb05-dfa0-46cd-be6f-4da55efedf3c.png Thermory 4 Person Barrel Sauna No 61 DIY Kit with Porch Thermally Modified Spruce Thermory Right_pvc_8c3d688f-ffd8-4304-9561-98770063d31c.png

Thermory 4 Person Barrel Sauna No 61 DIY Kit with Porch

Thermory

$5,970.00

>
Thermory 6 Person Barrel Sauna No 50 DIY Kit with Window Thermally Modified Spruce Thermory no-50-52-54-60-62-interior_0_600X_43dbe4e4-202d-4633-b9f0-23dad673805a.jpg Thermory 6 Person Barrel Sauna No 50 DIY Kit with Window Thermally Modified Spruce Thermory Right_PVC_d107d510-7e3e-4fcc-bee7-b7303be7e2ec.png

Thermory 6 Person Barrel Sauna No 50 DIY Kit with Window

Thermory

$6,030.00

Thermory 6 Person Barrel Sauna No 62 DIY Kit with Window

Thermory

from $6,300.00

>
Thermory 4 Person Barrel Sauna No 60 DIY Kit with Porch and Window Thermally Modified Spruce Thermory Indoor_left_727b1100-5e72-415e-93cc-f251bd1675f3.png Thermory 4 Person Barrel Sauna No 60 DIY Kit with Porch and Window Thermally Modified Spruce Thermory Right_pvc_d2c2082b-370b-4dd4-88f2-7ef88065a45b.png

Thermory 4 Person Barrel Sauna No 60 DIY Kit with Porch and Window

Thermory

$6,515.00

>
Thermory 6 Person Barrel Sauna No 83 DIY Kit with Terrace Thermally Modified Spruce Thermory Back_87d37737-406e-41a0-9da7-5b2ebc895cd9.png Thermory 6 Person Barrel Sauna No 83 DIY Kit with Terrace Thermally Modified Spruce Thermory Right_36553c34-09e6-4929-9e70-35947ab4a3d7.png

Thermory 6 Person Barrel Sauna No 83 DIY Kit with Terrace

Thermory

$6,967.75

>
Thermory 4 Person Square Sauna No 42 DIY Kit with Terrace and Window Thermally Modified Spruce Thermory 42SideWeb_2163bbbb-9187-48ff-b02b-fb9d4a0f8e4d.webp Thermory 4 Person Square Sauna No 43 DIY Kit with Terrace Thermally Modified Spruce Thermory 43FrontRightWeb.webp

Thermory 4 Person Square Sauna No 43 DIY Kit with Terrace

Thermory

$7,280.00

>
Thermory 6 Person Barrel Sauna No 82 DIY Kit with Terrace and Window Thermally Modified Spruce Thermory Back_560591cf-7a32-4b0e-b106-5af0d49d14ca.png Thermory 6 Person Barrel Sauna No 82 DIY Kit with Terrace and Window Thermally Modified Spruce Thermory Right_6efbee7f-f97f-4c8d-895d-2858e12495c9.png

Thermory 6 Person Barrel Sauna No 82 DIY Kit with Terrace and Window

Thermory

$7,460.50

>
Thermory 8 Person Barrel Sauna No 85 DIY Kit Thermally Modified Spruce Thermory Front_indoor_c5c7e52b-44dc-4a0d-bf06-929785c58037.png Thermory 8 Person Barrel Sauna No 85 DIY Kit Thermally Modified Spruce Thermory Right_f17babc2-13bb-4e47-b914-336edb5fead4.png

Thermory 8 Person Barrel Sauna No 85 DIY Kit

Thermory

$7,619.98

>
Thermory 4 Person Square Sauna No 42 DIY Kit with Terrace and Window Thermally Modified Spruce Thermory 42SideWeb_2163bbbb-9187-48ff-b02b-fb9d4a0f8e4d.webp Thermory 4 Person Square Sauna No 42 DIY Kit with Terrace and Window Thermally Modified Spruce Thermory Right_1_1800x1800_beb22e39-0c71-41df-a28e-fcaa70a5aeb5.webp

Thermory 4 Person Square Sauna No 42 DIY Kit with Terrace and Window

Thermory

$7,835.00

>
Thermory 6 Person Square Sauna No 41 DIY Kit with Terrace Thermally Modified Spruce Thermory Indoor_side_3d113c66-d450-44d6-8c49-ea9c1aa401dd.png Thermory 6 Person Square Sauna No 41 DIY Kit with Terrace Thermally Modified Spruce Thermory Right_69178cc2-d3d6-4692-8eac-a9436df55302.png

Thermory 6 Person Square Sauna No 41 DIY Kit with Terrace

Thermory

$8,010.00

>
Thermory 8 Person Barrel Sauna No 84 DIY Kit with Window Thermally Modified Spruce Thermory Front_indoor_35b635c1-3ba4-472c-9464-6ab5e322fd39.png Thermory 8 Person Barrel Sauna No 84 DIY Kit with Window Thermally Modified Spruce Thermory Right_e47f0640-0928-4a0f-b913-a6241e370d06.png

Thermory 8 Person Barrel Sauna No 84 DIY Kit with Window

Thermory

$8,154.60

>
Thermory 4 Person Barrel Sauna No 81 DIY Kit with Changing Room Thermally Modified Spruce Thermory Front_indoor_e80f061e-549a-421e-936e-06b72b5c9978.png Thermory 4 Person Barrel Sauna No 81 DIY Kit with Changing Room Thermally Modified Spruce Thermory Right_ad7a2bb6-9a2a-496f-be6c-fad41c7fd413.png

Thermory 4 Person Barrel Sauna No 81 DIY Kit with Changing Room

Thermory

$8,473.00

>
Thermory 6 Person Square Sauna No 40 DIY Kit with Terrace and Window Thermally Modified Spruce Thermory Indoor_side_01e784e0-f44d-4866-81ff-479089d57f16.png Thermory 6 Person Square Sauna No 40 DIY Kit with Terrace and Window Thermally Modified Spruce Thermory Right_56c2d837-b689-4bf6-b45d-ac3f838b86da.png

Thermory 6 Person Square Sauna No 40 DIY Kit with Terrace and Window

Thermory

$8,615.00

>
Thermory 4 Person Barrel Sauna No 80 DIY Kit with Changing Room and Window Thermally Modified Spruce Thermory Front_indoor.png Thermory 4 Person Barrel Sauna No 80 DIY Kit with Changing Room and Window Thermally Modified Spruce Thermory Right.png

Thermory 4 Person Barrel Sauna No 80 DIY Kit with Changing Room and Window

Thermory

$8,945.50

On Sale

Finnish Sauna Builders 4' x 4' x 7' Pre-Built Outdoor Sauna Kit with Cedar Panelized Roof

Finnish Sauna Builders

from $9,116.14 $10,939.37

On Sale

Finnish Sauna Builders 4' x 4' x 7' Pre-Built Outdoor Sauna Kit with A-Frame Cedar Shake Roof

Finnish Sauna Builders

from $10,021.22 $12,025.46

On Sale

Finnish Sauna Builders 4' x 5' x 7' Pre-Built Outdoor Sauna Kit with Cedar Panelized Roof

Finnish Sauna Builders

from $10,528.21 $12,633.85

On Sale

Finnish Sauna Builders 4' x 6' x 7' Pre-Built Outdoor Sauna Kit with Cedar Panelized Roof

Finnish Sauna Builders

from $11,285.67 $13,542.80

On Sale

Finnish Sauna Builders 4' x 5' x 7' Pre-Built Outdoor Sauna Kit with A-Frame Cedar Shake Roof

Finnish Sauna Builders

from $11,540.98 $13,849.18

On Sale

Finnish Sauna Builders 4' x 6' x 7' Pre-Built Outdoor Sauna Kit with A-Frame Cedar Shake Roof

Finnish Sauna Builders

from $12,312.96 $14,775.55

On Sale

Finnish Sauna Builders 5' x 7' x 7' Pre-Built Outdoor Sauna Kit with Cedar Panelized Roof

Finnish Sauna Builders

from $13,019.60 $15,623.52

On Sale

Finnish Sauna Builders 6' x 6' x 7' Pre-Built Outdoor Sauna Kit with Cedar Panelized Roof

Finnish Sauna Builders

from $13,470.93 $16,165.12

On Sale

Finnish Sauna Builders 5' x 7' x 7' Pre-Built Outdoor Sauna Kit with A-Frame Cedar Shake Roof

Finnish Sauna Builders

from $14,475.23 $17,370.28

On Sale

Finnish Sauna Builders 6' x 6' x 7' Pre-Built Outdoor Sauna Kit with A-Frame Cedar Shake Roof

Finnish Sauna Builders

from $15,151.62 $18,181.94

On Sale

Finnish Sauna Builders 7' x 7' x 7' Pre-Built Outdoor Sauna Kit with Cedar Panelized Roof

Finnish Sauna Builders

from $15,761.46 $18,913.75

On Sale

Finnish Sauna Builders 6' x 8' x 7' Pre-Built Outdoor Sauna Kit with Cedar Panelized Roof

Finnish Sauna Builders

from $15,777.19 $18,932.63

On Sale

Finnish Sauna Builders 6' x 8' x 7' Pre-Built Outdoor Sauna Kit with A-Frame Cedar Shake Roof

Finnish Sauna Builders

from $17,514.75 $21,017.70

On Sale

Finnish Sauna Builders 7' x 7' x 7' Pre-Built Outdoor Sauna Kit with A-Frame Cedar Shake Roof

Finnish Sauna Builders

from $17,946.72 $21,536.06

Outdoor Saunas

Why should I choose an outdoor sauna over an indoor one?

There's something magical about stepping out of a hot sauna into fresh air - especially on a crisp winter evening or under the stars. Your backyard becomes this incredible retreat space where you can decompress without any indoor distractions. Many customers say it's become their favorite meditation spot.

What types of outdoor saunas do you offer?

We've got three main options:

Traditional wood-fired saunas are the real deal. The ritual of getting the fire going becomes part of the experience, and the heat feels deeper and more enveloping. Perfect for areas without electrical access, with no monthly energy costs.

Infrared outdoor saunas heat up in 10-15 minutes instead of 45, use way less energy, and need practically zero maintenance. The heat penetrates differently - great for people who want convenience with that outdoor experience.

Electric outdoor saunas hit the middle ground. Faster than wood-fired, more traditional heat than infrared. Most popular with folks who want authentic sauna experience without fire management.

How well do outdoor saunas handle weather?

This is usually the first question, and honestly, it's why we only carry models we'd put in our own backyards. We've got customers in Minnesota using theirs through brutal winters, and others in Arizona dealing with intense summer heat.

All our outdoor models use weather-resistant cedar, proper insulation, and hardware that won't rust. Snow load isn't a problem with proper roof design. Heavy rain? The sealing keeps everything dry inside. Summer heat? The insulation works both ways.

What about installation and setup?

Most outdoor sauna kits can be assembled in a weekend if you're reasonably handy. It's like building a really nice shed - just with better materials and more attention to detail.

You'll need a level concrete pad or deck for the foundation. For electrical models, definitely use an electrician for proper wiring - outdoor saunas need dedicated circuits and GFCI protection.

Placement matters too. Consider privacy, prevailing winds, drainage, and access from your house. Some people love seeing theirs from a window, others prefer it tucked away in a private corner.

Are there real health benefits?

The research keeps growing. Regular sessions - 3-4 times a week - are linked to better cardiovascular health, improved sleep, faster muscle recovery, and stress reduction.

But here's what customers actually tell us: they sleep better on sauna nights, joint pain bothers them less, and they handle daily stress way better. The outdoor aspect adds fresh air and a complete break from indoor environments.

What's the maintenance like?

Less than you'd think. Cedar naturally resists rot and insects. Clean the interior occasionally, maybe re-stain the exterior every few years. Wood-fired models need ash removal and chimney cleaning. Electric and infrared models? Just keep them clean.

How much should I budget?

Our outdoor sauna kits start around $8,000 for smaller electric models and go up to $25,000+ for large wood-fired units with premium features. Factor in foundation work and electrical if needed.

Which model should I choose?

Depends on your priorities. Want the full authentic experience and don't mind the ritual? Go wood-fired. Need convenience and low operating costs? Infrared is your friend. Want traditional heat without the fire hassle? Electric is the sweet spot.

Most importantly, think about how you'll actually use it. Daily after work? Go electric or infrared. Weekend ritual with friends? Wood-fired creates an amazing social experience.

Ready to transform your backyard? We'll help you figure out what works best for your space, climate, and lifestyle. Trust me, once you have one, you'll wonder why you waited so long.

FAQ for Outdoor Saunas

Do outdoor saunas really need insulation?

Open tab

Most definitely, especially if you live somewhere with real winters. Without proper insulation, you'll be burning through electricity or wood just trying to keep the thing warm. Our insulated models might cost a bit more upfront, but they pay for themselves pretty quickly in energy savings. Plus, nobody wants to sit in a sauna that takes forever to heat up.

How long should I expect my outdoor sauna to last?

Open tab

With decent maintenance, you're looking at 15-20 years minimum for a quality build. We've got customers still using saunas they bought from us over a decade ago. The key is keeping up with basic care - treating the wood annually, making sure drainage is working, that sort of thing. Skip the maintenance and even the best sauna won't last.

What's it actually cost to run an outdoor sauna?

Open tab

Depends on a few things - size, how often you use it, your local electricity rates. For most people, we're talking maybe $20-50 per month if you're using it regularly. Infrared units tend to be the most economical, while larger traditional electric heaters will bump up your bill more. Wood-burning obviously depends on firewood prices in your area.

Can I get an electric outdoor sauna, or do they have to be wood-burning?

Open tab

Electric is actually more common these days. Way more convenient - just flip a switch and you're good to go. No chopping wood, no dealing with smoke, no worrying about fire safety as much. That said, some people are purists about the wood-burning experience. Both work great outdoors as long as they're built for it.

What's the deal with infrared outdoor saunas?

Open tab

They're a bit different - instead of heating the air super hot like traditional saunas, they use infrared panels that warm your body directly. Feels gentler, uses less energy, and some people find them more comfortable. Not quite the same as a traditional Finnish sauna experience, but they've got their own benefits.

How exactly do outdoor saunas work in bad weather?

Open tab

Pretty well, actually. Good ones are designed to handle rain, snow, whatever. The key is proper construction - weatherproof roof, treated wood, good drainage around the foundation. We've got customers in Minnesota and Montana who use theirs year-round without issues.

Are outdoor saunas actually worth the investment?

Open tab

That's personal, but most of our customers say absolutely. Beyond the obvious relaxation benefits, a lot of people mention better sleep, less stress, even social aspects - friends and family love having a reason to come over. Plus there's some property value boost, though that shouldn't be your main reason for buying.

Are those sauna kits actually as easy as they claim?

Open tab

If you're reasonably handy, yeah. Most come with pretty detailed instructions and pre-cut lumber. The tricky part is usually the electrical work and making sure everything's level and square. Plan on a full weekend, maybe two, and don't be too proud to call for help if you need it.

Can I really use an outdoor sauna in winter?

Open tab

Absolutely. Actually, some people prefer it - there's something pretty awesome about jumping from a hot sauna into cold air (or snow, if you're brave). Just make sure whatever you buy is rated for your climate. Cheap saunas might struggle in really cold weather.

How much maintenance are we talking about?

Open tab

Not too bad if you stay on top of it. Annual wood treatment, keeping the roof clear of debris, checking for any loose boards or hardware. Maybe 2-3 hours of work per year, plus regular cleaning after use. Way less maintenance than a pool or hot tub.

Should I worry about safety with an outdoor sauna?

Open tab

Standard precautions apply - don't overdo it on time or temperature, stay hydrated, don't use it if you've been drinking. For installation, make sure electrical work is done properly and you've got adequate ventilation. Most issues come from people trying to cut corners on installation.

Will my outdoor sauna survive harsh weather?

Open tab

Good ones will. Look for features like reinforced roofing, proper vapor barriers, and woods that naturally resist rot and insects. Cedar is popular for good reason. Cheap pine construction might look okay initially but often doesn't hold up to weather long-term.

What health benefits can I actually expect?

Open tab

Regular sauna use has been linked to all sorts of good stuff - better cardiovascular health, stress reduction, improved sleep quality. Some people swear by it for muscle recovery after workouts. Is it a miracle cure? No. But most people do feel genuinely better with regular use, both physically and mentally.

Blog posts

Small space? Here's how to fit a compact home sauna: Smart design solutions for tiny homes and apartments

Living in a small space doesn't mean you have to give up on your dream of having a home sauna...

A simple guide to installing your sauna heater the right way: Essential steps for safe setup

A sauna heater installation might seem challenging, but it's actually a straightforward project when you follow the right steps...

Thinking about a sauna? Why prefab kits might be the easiest way to start: a beginner's guide to simple installation

Prefab sauna kits offer the easiest and most convenient way to add a sauna to your home, with installation times under four hours compared to the two days typically needed for precut options...

Essential Steps for Success in Home Sauna Installation

Preparing for the installation of your home sauna can be exciting. You're about to bring the spa experience right to ...

Custom Sauna Builders: Experts In Sauna Design

A personalized sauna can boost your home’s value and provide a perfect escape from daily stress. Whether you want a traditional wood sauna or a modern infrared sauna, local builders can tailor the design to fit your needs and space.

How to Install Harvia Sauna Heater: A Step-by-Step Guide for Homeowners

Installing a sauna heater can seem daunting, but it's a straightforward process. By following a few key steps, you can successfully set up your sauna heater and enjoy the warmth and relaxation it provides.

Search

Your cart is currently empty.
Shop now