‘Natural’ Outdoor Thermo Barrel Sauna (Luma)

From $9,735

In Stock

Fast shipping Australia wide

#1 Selling Barrel Sauna
Masterfully Crafted in Europe

See it for yourself at our Sydney Showroom!

The Thermo Barrel Sauna Natural is expertly crafted in Europe with extra-thick 40mm staves and a thermo spruce exterior, ensuring superior insulation and durability. Inside, thermo aspen flooring and benches provide a smooth, heat-resistant surface for a comfortable and luxurious sauna experience, with a free optional panoramic window for stunning outdoor views.

Model	Capacity	Room Volume	Dimensions	Bench Length	Floor to Ceiling Height
Luma Cosy 225	4 people	6m³ (equivalent of 8m³ when panoramic window is installed)	L2270 x ⌀1940 x H2040mm	1560mm	1750mm
Luma Comfort 225	6 people	8m³ (equivalent of 11m³ when panoramic window is installed)	L2270 x ⌀2290 x H2380mm	1560mm	2100mm
Luma Comfort 260	6 people	9m³ (equivalent of 12m³ when panoramic window is installed)	L2640 x ⌀2290 x H2380mm	1920mm	2100mm
Halo Cosy 180	4 people	6m³ (equivalent of 8m³ when panoramic window is installed)	L1870 x ⌀1940 x H2040mm	1560mm	1750mm
Halo Cosy 225	6 people	7m³ (equivalent of 9m³ when panoramic window is installed)	L2270 x ⌀1940 x H2040mm	1960mm	1750mm
Halo Comfort 225	6 people	9m³ (equivalent of 12m³ when panoramic window is installed)	L2270 x ⌀2290 x H2380mm	1960mm	2100mm

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Luma Cosy 225

With Terrace Room volume 6m³ Capacity 4 persons

$9,735 inc GST

Luma Comfort 225

With Terrace Room volume 8m³ Capacity 4 persons

$11,110 inc GST

Luma Comfort 260

With Terrace Room volume 9m³ Capacity 6 persons

$11,825 inc GST

Installation (optional)

Window view * No Window Panoramic

Complete your Sauna purchase with a Sauna Heater Package
Or discover more Heater options!

Please select a model to see recommended Sauna heaters

Any questions? We’re here to help. Send us an enquiry or chat with one of our Sauna experts.

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Did you know! We have Australia’s largest range of premium sauna products & materials: Sauna Timbers, Heaters, Accessories, and more

Fast shipping Australia-wide

Australian after-sales support

Premium-quality materials

Service options available

Note: Our all-new 2025 Thermo Barrel Sauna range features horizontal cladding on the front exterior, delivering a fresh and visually striking look.

Free inclusions

Hexagonal roof shingles
Half panoramic rear window is available as an optional add-on
LED wall lights and switch

What else is included

Foundation beams
Thermowood boards and panels
Stainless steel bands
2x Sauna room thermo aspen benches
Thermo aspen flooring duckboards
Sauna ventilation valve
2x Thermo spruce terrace benches for LUMA saunas
Sauna door, 8 mm tempered glass
Thermowood end plates
Assembly instruction

See it for yourself at our Sydney Showroom!

Visit our exclusive Milsons Point location to experience the ‘Natural’ Outdoor Thermo Barrel Sauna in person.

View showroom details.

Important Information

The Heater is sold separately. We have a wide selection of Sauna Heaters to choose from including electric or wood-fired. Delivery and installation are not included in the price. Included roof shingles are hexagonal (rectangular ones pictured are for illustrative purposes only).

Overview
Models
Key Features
FAQs
Assembly Video
Reviews
Product Brochures

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Thermo Barrel Sauna ‘Natural’

Deluxe Outdoor Sauna. Designed for Rejuvenation.

Customise with your ideal Heater:

Electric

OR

Wood-fired

*Heaters sold separately. Required for use.

Rejuvenate with the best Barrel Sauna in Australia

Relax in nature with the ultimate Outdoor Barrel Sauna. This luxurious and sophisticated design will feel right at home in any Australian landscape.

Crafted from high-quality, thermally-modified Nordic spruce that is significantly more durable and stable than conventional timber.

Designed with supremely thick walls—providing unparalleled insulation.

Offers a smooth surface that will never get too hot.

Built with stylish Thermo Aspen flooring and benches for a serene feel.

Note: Our all-new 2025 Thermo Barrel Sauna range features horizontal cladding on the front exterior, delivering a fresh and visually striking look.

Request a Consultation

Trusted for 20+ Years

Trusted supplier of Custom and Pre-built Saunas for over two decades.

Premium Quality

High-quality materials with unmatched durability, stability, and rot resistance.

Exceptional Customer Service

Top-notch customer service from consultation to installation.

Comfort and Durability

Durable designs with better heat retention and comfortable surfaces.

Different styles to choose from to match your aesthetic

Thermo Barrel Ignite - Horizontal Cladding Front Exterior

Black (No Terrace)

Thermo Barrel Natural - Horizontal Cladding Front Exterior

Natural (No Terrace)

Black (With Terrace)

Natural (With Terrace)

View All Barrel Saunas

LED Wall Lights

Beautiful lighting to enhance your sauna experience.

Ready for All Weather

Our Thermo Barrel Saunas come with superior bitumen hexagonal roof shingles for the Australian climate.

Half Panoramic Window

Enjoy dramatic views of your surroundings, whether it’s the bush, mountains, or just your backyard.

Thermally Modified Wood

Thermal modification is a chemical-free process that enhances real wood—providing unmatched strength, stability, and better insulation.

Thermally Modified Wood

This chemical-free process results in an eco-friendly and aesthetically pleasing material that’s significantly more durable and stable than conventional timber.

STABILITY

Dimensionally stable in changing weather conditions

DURABILITY

Highest available durability class for real wood

ECO-FRIENDLY

Chemical-free modification

LIGHTWEIGHT

Easy handling and reduced thermal conductivity

LOW MAINTENANCE

Oil it or not,
the choice is yours

STABILITY

Dimensionally stable in changing weather conditions

DURABILITY

Highest available durability class for real wood

ECO-FRIENDLY

Chemical-free modification

LIGHTWEIGHT

Easy handling and reduced thermal conductivity

LOW MAINTENANCE

Oil it or not,
the choice is yours

Thickness and Strength

At 40mm, the staves provide one of the thickest walls you’ll ever see in a Barrel Sauna. These supremely thick walls provide unparalleled insulation, stability, and a barrier from outside noise.

SDS Australia is proud to source timber from Thermory, with their commitment to environmental sustainability. They aim to find balanced solutions for smart wood production that reduce the environmental impact.

Responsible wood sourcing

Thermory carefully monitors where the wood comes from. They only source the best quality wood from sustainably managed forests around the world. This helps reduce the negative impact of deforestation.

Frequently Asked Questions

What timber is used on the exterior of SDS Australia’s barrel sauna?

All our Auroom barrel saunas feature thermo spruce exteriors. This heat-treated timber is exceptionally weather-resistant, stable, and long-lasting, making it perfect for outdoor Australian conditions.

What timber is used on the interior flooring and benches of SDS Australia’s barrel saunas?

The interior flooring and and benches in our barrel saunas are crafted from thermo aspen wood. This high-quality timber is heat-treated for durability and comfort. It’s smooth, splinter-free, and stays cool enough to sit or lie on, making it ideal for sauna benches and flooring.

Can I customise the size or layout of a barrel sauna?

Yes, we can arrange a customised barrel sauna to suit your need through our exclusive European partners Auroom. Contact us to discuss.

What types of sauna heaters can I use in a barrel sauna?

You can choose between electric sauna heaters or a wood-fired sauna heaters, depending on your preference and power availability. Both options are compatible with our outdoor barrel saunas and can be tailored to your specific model. Should you choose an electric heater, you’ll require a qualified electrician to install it.

How long does a barrel sauna take to heat up?

Most barrel saunas heat up in 30 to 50 minutes, depending on the heater type and ambient temperature. The curved design helps circulate heat efficiently, making it faster than many traditional saunas.

Can I install a barrel sauna myself, or do I need a professional?

Our barrel saunas come flat-packed with detailed assembly instructions. If you’re comfortable with tools, you can install it yourself with 1–2 people. However, we also offer professional installation services for convenience and peace of mind.

Can a barrel sauna be moved after installation?

Yes, a barrel sauna can be moved, but it requires proper handling due to its weight and structure (700–900 kg). We recommend professional assistance if relocating the sauna after assembly.

Are barrel saunas suitable for outdoor weather in Australia?

Absolutely. Our outdoor barrel saunas include bitumen roof shingles which have been are designed for Australian weather conditions, including everything from rain to harsh sun. The included bitumen roof shingles The thermo-treated timber also helps protect against rot, warping, and moisture.

Do I need to prepare a site before my barrel sauna is delivered?

Yes, you’ll need a level, load-bearing base such as a concrete slab, tiled area, or timber deck. The base must support at least 700–900 kg and remain stable over time to prevent shifting or warping.

Can I install the barrel sauna myself?

Yes, our saunas are DIY-friendly and come with full instructions. If you’re unsure or want a stress-free setup, our team can professionally install the sauna for you.

Can I run a mobile barrel sauna business? Do I need council approval?

Running a mobile sauna business is possible, but you may need permits or council approval depending on your local regulations. We recommend contacting your local council to understand licensing, trailer requirements, and zoning rules.

Watch Our Easy Assembly Process

Your Thermo Barrel Sauna comes with pre-cut and pre-milled staves and cradles, so there’s no cutting necessary.

You have two options for assembly:

DIY Installation

Easily assemble your sauna yourself with our detailed instructions and pre-cut materials.

Professional Installation

Let our experts handle the installation for you, ensuring everything is perfectly set in place.

We recently purchased a barrel sauna for our commercial mobile sauna venture, and we are thrilled with the high-quality sauna from SDS Australia.

After conducting extensive research on barrel saunas in the Australian market, we found that this product stood out in terms of design, quality, and affordability.

The support we have received has been excellent, and we highly recommend both the company and the product. Thank you, guys!

AMY SALISBURY (VIC)