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Building a Sauna in Melbourne? Find the Right Path for Your Home

Whether you're after a DIY sauna kit, a custom DIY build, or a fully custom-built sauna, The Sauna Company helps Melbourne homeowners build a traditional sauna, done properly from the frame up.

Exclusive Victorian stockist of SAWO Finland sauna heaters

Showroom and pickup in Heidelberg West

Real support, before and after your build

VIC-wide delivery

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Book A Consultation

Get expert sauna support.

DIY Sauna Kit Custom DIY Sauna Custom Sauna Build
Best for Confident DIYers Builders with drawings, or DIYers wanting guidance Melbourne residents who want it done for them
Design Fixed kit designs Custom, cut to your spec Fully custom, designed with you
Assembly You assemble You assemble, with expert guidance We assemble and install
Support Instructions included Design consultation + ongoing advice Full project management
Availability Melbourne & VIC-wide delivery Melbourne & VIC-wide delivery Melbourne residents only
Shop DIY Kits → Book a Design Consultation → Get a Free Quote →
Introducing the SAWO-21

Which Type of Sauna Should You Build?

Before you get into materials and heaters, it's worth knowing what you're actually building. Not every sauna is the same, and getting this right early saves a lot of second-guessing later.

Traditional Finnish sauna vs steam sauna


A traditional Finnish sauna heats the air with a dry sauna heater, using rocks to create bursts of steam (löyly) when you want it, typically running hot and relatively dry. A steam sauna, or steam room, works differently again, using a generator to fill the room with continuous moist heat at a lower temperature.

Barrel sauna vs square sauna


The shape of your sauna affects both how it heats and how it fits your space. A barrel sauna has a curved roof that promotes even heat circulation and sheds condensation naturally, and tends to suit outdoor settings and smaller footprints. A square sauna, or cabin-style sauna, offers more usable interior space and is easier to fit benching, lighting and glass doors into, which makes it a popular choice for indoor installations or larger groups.

Indoor sauna vs outdoor sauna


An indoor sauna integrates into an existing room, bathroom or purpose-built space inside your home, while an outdoor sauna sits as a standalone structure in the garden or on a deck. Both need the same attention to insulation and moisture control, but outdoor builds also need to account for weatherproofing and cladding that can handle Melbourne's climate.

Residential sauna vs commercial sauna


Most of what we cover on this page relates to residential sauna builds for private homes. If you're planning a commercial sauna for a gym, wellness centre or hospitality fit-out, the specifications, heater capacity and compliance requirements are different, so get in touch and we'll point you in the right direction.

What about portable saunas?


If you've searched for a portable sauna, it's worth knowing we don't build these. Portable saunas are tent-style units rather than permanent structures, which puts them outside what we do. Everything on this page relates to a permanent, traditional sauna built to last.

Chat To A Sauna Specialist

Find out which sauna would suit your space.



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SAWO Wood Burning Heater Features

What Actually Goes Into Building a Sauna

Whichever path you choose, every proper sauna build comes down to the same fundamentals. Here's what's involved, and where it's easy to get wrong.

  • The sauna frame

    Your sauna frame is the structural skeleton everything else attaches to, so it needs to be built square and true before anything else happens. Get this step wrong and every step after it, insulation, cladding, benching, compounds the error.

  • Insulation and vapor barrier

    This is the step most DIY builds get wrong, and it's the one that matters most. Proper insulation keeps the heat where it belongs, while a correctly installed vapor barrier stops moisture getting into your walls and causing rot or mould down the line.

  • Sauna cladding and materials

    Western Red Cedar is the gold standard for sauna cladding and sauna materials for good reason: it's naturally resistant to moisture and warping, doesn't get too hot to touch, and has that unmistakable sauna smell. Tongue and groove sauna wood is used for cladding because it locks together without gaps, which matters when you're dealing with heat and humidity in a small, enclosed space.

  • Sauna heaters

    We offer a full pre-purchase consultation before you order. If we determine the SAWO-21 is not the right fit for your sauna volume or installation, we will recommend an alternative. No pressure.

  • Doors, benching and interior fit-out

    A proper sauna door is fully sealed and typically glazed, letting light in without letting heat out. Sauna benching should be built from low-conductivity timber, so it doesn't get uncomfortably hot to sit on, and needs to be positioned to suit your heater's heat distribution. Sauna flooring and general sauna interior finishing round out the build, and it's worth thinking through drainage and slip resistance here, particularly for indoor sauna installs.

  • Lighting

    LED lighting is the standard for sauna interiors now, running cool and safely at low voltage. LED strip lighting along the benching or ceiling line adds a nice ambient touch without overpowering the space, and external lighting around an outdoor sauna's entry and pathway is worth planning in at the same time as the rest of your electrical.

  • If you're doing it yourself

    If you're taking on a DIY sauna or Custom DIY sauna build, a couple of tools make the job significantly easier: an air nailer for cladding, and a good drill for framing and fixing benching. Our Custom DIY design consultation covers exactly what you'll need before you start.

Chat To A Sauna Specialist

We'll help you with materials and heater sizing.

Sauna Installation and Assembly: What to Expect

Timelines vary depending on your pathway. A DIY sauna kit can typically be assembled over a weekend by two people with basic tools.



A Custom DIY sauna build usually takes a little longer, since it's cut to your specific dimensions, but comes with guidance at each stage so you're never guessing.


A full Custom Sauna Build, where our team handles design, sauna installation and sauna assembly from start to finish, is scheduled around your site and generally completed within a few weeks depending on complexity.


Whichever path you're on, we'll walk you through what to expect before you commit.

Explore The Range

We'll walk you through the steps.

Where We Deliver and Install

Our showroom and pickup point is based in Heidelberg West, and we deliver sauna kits and materials VIC-wide.


Custom sauna builds, where our team completes the sauna installation for you, are currently available for Melbourne residents.



If you're unsure whether we service your area, get in touch and we'll confirm.

Chat To A Sauna Specialist

Get in touch to find out if we service your area.

Why Build a Sauna? The Health Benefits

Regular sauna use is linked to a range of sauna health benefits, including improved circulation, muscle recovery, stress reduction and better sleep. A traditional sauna's dry heat is particularly effective for encouraging sweating and relaxation, and many people enhance the experience further with essential oils for aromatherapy.

Chat To A Sauna Specialist

Discover which sauna is the best choice for you.

Caring for Your Sauna

A well-built sauna, properly insulated with the correct vapor barrier and quality sauna materials, needs surprisingly little upkeep. Sauna maintenance mostly comes down to ventilation between uses and a light wipe-down of benching and sauna flooring.


Sauna cleaning should stick to mild, natural products, since harsh chemicals can damage cedar cladding and linger in the heat. We stock sauna accessories to help keep your sauna in top condition long after installation.

Chat To A Sauna Specialist

We'll walk you through what you need.


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Three Paths to Your Sauna Room

From Flat-Packed to Fully Custom, We Have the Right Sauna For You

The Sauna Company offers expert support for every build type.

Residential Sauna Kits

Pre-engineered prefabricated sauna kits in Western Red Cedar insulated panels.


Flat packed, with easy-to-follow instructions and all hardware included. Chat to our sauna experts to find the right SAWO heater for you.


View Sauna Kits →

Build Your Own Sauna

Our custom DIY sauna kit range gives you the materials, design guidance, and installation support to build a beautiful backyard sauna yourself.


Already have your design? Submit your specs, and we'll cut to size.


DIY Sauna Guide →

Custom Sauna Builder

Want something truly one-of-a-kind without lifting a finger?


Book a consultation to design a bespoke sauna room. Our team will bring it to life.





Design Your Sauna →

Everything you need to know before you buy.

Can't find your answer? We're here to help you get the right heater for your specific sauna room and installation conditions.

  • What does it cost to build a sauna in Melbourne?

    It depends on your pathway, size and specification, from a DIY sauna kit through to a fully custom-built sauna. Sauna cost varies enough between projects that we'd rather give you an accurate, personalised quote than a misleading number here. Get in touch and we'll talk you through it.

  • What's the difference between Custom DIY and a Custom Sauna Build?

    Custom DIY means we cut your sauna to spec and guide you through assembly, ideal if you've got the drawings, the tools or a builder on hand. A custom sauna build means our team designs, builds and installs the entire thing for you. Custom sauna builds are currently available to Melbourne residents only.


    Custom DIYs are ideal for builders and designers - we take your plans and cut to size.


    For both options, we offer a design service where we plan your ideal sauna.

  • Do you sell steam saunas?

    This question tends to get a bit confusing. Traditional Finnish saunas produce steam when water is added to the hot rocks. If you're looking for a steam room (less heat, higher humidity), we do supply steam room heaters. We'll walk you through the options.

  • Can I build an outdoor sauna in Melbourne's climate?

    Yes, outdoor saunas are a popular choice here, provided the cladding, insulation and vapor barrier are suited to our weather. We can guide you through the right specification for an outdoor build during a design consultation.

  • Do I need an electrician for my sauna heater?

    Yes, an electric sauna heater needs to be wired through a proper heater contactor box by a licensed electrician. We can advise on the electrical requirements as part of your build.

  • Do you build portable saunas?

    No, we don't build portable saunas. Everything we offer is a permanent, traditional sauna, from DIY kits through to fully custom builds. DIY kits can be packed down and moved to your next home.

Customer Reviews

Read why our customers are glad they chose The Sauna Company and really value the great design work

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"Excellent product quality and easy DIY installation. Our 4-person kit arrived with clear instructions and perfect timber finishes."

– Chris T., Mornington Peninsula

"Beautiful design and outstanding customer service. We now have a spa-quality sauna at home."

– Alicia M., Geelong

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Ready to Start Building A Sauna?

Not sure which avenue to take? Chat to a sauna expert!


Genuine Finnish engineering. Off-grid ready. Backed by local support when you need it.

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Expert Guidance. VIC-Wide Delivery. Local Support.

The Sauna Company is Victoria's #1 supplier of traditional Finmnish cedar sauna rooms & accessories

At The Sauna Company, we’re passionate about making wellness accessible and luxurious. Whether you’re after a personal escape or a space to share with family and friends, our range of prefab home cedar sauna kits are easy to install and built to last.


Let’s bring your wellness dream to life.


The Sauna Company's premium indoor and outdoor home sauna kits blend modern convenience with traditional design, offering you unmatched quality at an affordable price.

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🔎 Want to know how The Sauna Company stacks up against popular sauna providers?

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The Sauna Company was established a number of years ago as the Victorian distributor of the internationally recognised SAWO Finland brand - design leaders in sauna room, steam room, steam shower equipment, and sauna accessories.

Our aim is not only to promote the SAWO brand but also the health, wellness and relaxation benefits associated with sauna and steam room bathing.


With the backing of a national distributor and the support of a premium global

brand with over 25 years of experience behind it, we are well-placed to meet our customers needs.

No job is considered too big or too small, nor is any question considered unimportant.
Feel free to contact us for a no-obligation discussion about your wellness dream.