Wellness products

Commercial saunas

22 products in this collection.

About our Commercial saunas

Commercial saunas need more than good looks. They must handle heavy daily use, stay safe, heat consistently, and be simple to maintain. Browse commercial sauna rooms for gyms, hotels, spas and leisure venues, with guidance on sizing, heater choice, controls and installation.

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1 person saunas

2 person saunas

2 person saunas

3 person saunas

3 person saunas

4 person saunas

4 person saunas

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5 person saunas

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6 person saunas

Commercial saunas designed for heavy duty daily use

Commercial saunas aren’t just bigger home saunas. They’re specified for high footfall, repeated heating cycles, and the kind of wear you only get in gyms, hotels, spas and leisure complexes. That means durable cabin construction, robust interior, reliable doors, safety accessories, and a build quality that stays comfortable during all day use.

If you’re searching for commercial saunas for sale in the UK, it’s wise to prioritise the practical stuff such as consistent heat, easy cleaning, sensible ventilation, and an overall finish that still looks presentable after months of daily use.

Large indoor sauna cabins and capacity planning

Many businesses choose large indoor sauna cabins for their contained footprint and predictable operation, but the size you choose should be driven by demand. Think in terms of peak users, session length, and turnover across the day.

Bench layout matters as much as floor area: comfortable seating heights, safe access, and a door position that reduces heat loss during busy periods. A well-sized commercial sauna improves user satisfaction, increases repeat use, and reduces complaints.

Heaters, controls and commercial installation

A commercial sauna is only as strong as the heater and control strategy behind it. Choosing the right commercial sauna heaters and controls helps maintain stable temperatures, improves recovery between sessions, and reduces the risk of misuse. Installation planning matters just as much.

Electrical supply requirements, safe clearances around the heater, control placement, ventilation, and maintenance access all affect performance and long-term reliability. Commercial sauna cost isn’t only about cabin size. Aspects such as insulation, glazing, duty cycle and installation complexity all influence running costs and the user experience.

Optional upgrades without compromising reliability

Depending on your venue and audience, you may also want to offer enhanced experiences such as far infrared options, salt features, chromotherapy lighting or aromatherapy. The key is doing upgrades without undermining safety, durability, cleaning practicality, serviceability and consistent heat.

Commonly asked questions

Start with expected number of peak users, session length, and sessions per day. A large sauna isn’t automatically better as over-sizing can raise running costs and slow recovery, especially if the heater is mismatched. With over 40 years experience, we'll help you size for comfort and heat performance.
Not always. Smaller commercial saunas can run on single-phase, but larger cabins and higher-output heaters often benefit from or require three-phase. The deciding factors are heater rating, site supply, and how fast you need heat-up/recovery.
Typical wattage is 9kW and above. There are many heavy duty heaters designed for extra large saunas. It depends on capacity, recovery needs, and how the sauna will be controlled. Commercial wellness spas usually prioritise heaters and control systems designed for consistent temperature stability, safe operation, and predictable management. We’ll recommend heater wattage to match the cabin volume and usage.
At a minimum you'll need reliable overheat protection, appropriate remote control strategy for staff, clear heater guarding, safe clearances, signage, and a practical operating procedure.
Most fire incidents come from misuse such as items placed on or near the heater. Reduce risk with clear rules and signage, heater burn guard, a staff check routine, correct clearances, and making it physically hard to do the wrong thing.