Best Cube Sauna Australia (2026) | Modern Outdoor Sauna Guide

Cube saunas are fast becoming a favourite for Australian backyards. Their clean, architectural lines sit naturally alongside modern homes, decks and pool areas, and the square layout makes the most of the space inside.

This guide covers what a cube sauna is, what separates a good one from a cheap one, how cubes compare with barrels, and what to plan for when installing one in Australia.

What Is a Cube Sauna?

A cube sauna, sometimes called a cabin sauna, has straight walls and a flat or low-pitched roof. Where barrel saunas prioritise compact heat efficiency, cubes prioritise usable space, headroom and seating layout, which makes them comfortable for regular and shared sessions.

For a deeper comparison, see cube vs barrel saunas.

Why Choose a Cube Sauna?

• More usable space: full floor area and wider benches
• Modern design: a clean look for contemporary homes
• Better for groups: comfortable for shared sessions
• Flexible layout: room for tiered seating
• Glass fronts: a brighter, more open feel

What Makes a Good Cube Sauna?

• Timber quality: stable, well-dried timber such as spruce
• Roof protection: a waterproof membrane to keep the structure dry through storms and humidity
• Heater quality: a reputable electric heater, correctly sized for the cabin
• Insulation and seals: for steady heat and efficient running
• Ventilation: for airflow and comfort

Australian sun and storms are hard on outdoor timber, which is why roof design matters as much as the timber itself. We explain more in why we use spruce for Australian outdoor saunas.

The KOVE Cube Sauna Range

Prices are correct at the time of writing and may change; see each product page for current pricing.

View all KOVE cube saunas

How the Market Compares

Cube vs Barrel: Which Is Better?

• Cube: more space, more comfortable, better for groups, modern look
• Barrel: compact, quick to heat, traditional look

Both deliver a proper high-temperature sauna. The choice usually comes down to your space, your home’s style and how many people will use it.

Electrical and Approvals in Australia

A traditional sauna heater must be connected by a licensed electrician, usually on a dedicated circuit from your switchboard. Check with your local council whether your sauna needs approval, and if you are in a bushfire-prone area, ask about requirements for timber outbuildings. Our sauna base guide covers preparing a level, well-drained foundation.

Who Should Choose a Cube Sauna?

• Modern homes and landscaped backyards
• Anyone wanting more internal space and headroom
• Families or regular shared use
• Owners building a complete outdoor wellness area with an ice bath

Final Thoughts

The best cube sauna is the one that suits your backyard and gets used week after week. Choose solid construction and a quality heater, plan shade and power early, and you will have a sauna that looks good and works hard for years.