Knowledge Centre
Luxury wellness, explained
Saunas, HydroChill, spa pools and contrast. Outdoor luxury wellness for homes, gyms, spas and hotels. Each guide answers a real planning question with published evidence and what we see on installs. The specification for your site is confirmed in writing.
Choosing
Saunas, HydroChill, spa pools and contrast for a home, a gym, a spa or a hotel. How the ranges differ, so you can choose with the right questions.
Best Luxury Outdoor Sauna UK — How to Choose
Lifestyle, Connect and Therma: which outdoor sauna, and how the heat is actually used.
Thermo Aspen vs Pine: Why Sauna Wood Matters
Thermo aspen vs thermo pine, spruce and cedar for sauna interiors. Why Wellness One uses thermo aspen throughout.
Indoor Saunas: What to Know Before You Buy
Indoor vs outdoor, ventilation, electrics, heaters and construction — what to check before you buy an indoor sauna.
Lifestyle outdoor sauna
The dedicated sauna. Heat, sit, leave. Models from two people to Lifestyle 10.
Connect outdoor sauna suite
Sauna, shower and changing in one building. Not a spa pool.
Therma outdoor sauna
Mid-range. Sizes S, M and L. Finishes Base and Therma. Quotation only.
Lifestyle, Connect or Therma: Which Outdoor Sauna
Lifestyle is the dedicated sauna. Connect adds shower and changing in one building. Therma is mid-range, Base and Therma, sizes S, M and L. Choose by how you use the room.
Outdoor vs Indoor Sauna for a UK Home
Garden ritual versus a room in the house: base, delivery, electrics and planning for outdoor; space and ventilation for indoor. Confirm the site on the quotation.
Barrel Sauna vs Cabin Sauna for a UK Garden
A barrel is single-skin timber. Lifestyle and Connect are insulated cabins. Construction, joints and glass decide winter use — not thickness alone.
Connect Range Guide: Features and Specifications
An evidence-led guide to the Wellness One Connect range, explaining modular planning, confirmed insulated construction and the written checks needed before ordering.
The Wellness One Lifestyle Range Guide
An evidence-led guide to the Wellness One Lifestyle range, its confirmed insulated construction and the model, site and quotation checks needed before ordering.
What Is the Best Outdoor Sauna to Buy in the UK?
A specification-led UK outdoor-sauna buying guide covering construction, glazing, heater documentation, guarantees and installation scope.
Wellness One Outdoor Sauna Size Guide
Choose an outdoor sauna size by assessing users, seating, garden space, access and future needs while confirming every model detail in the written quotation.
How Much Does an Outdoor Sauna Cost in the UK?
Connect suites start from £23,370 + VAT (£28,044 inc VAT). What a written quotation should list, and the household questions that decide the project.
Sauna vs steam room
Dry heat or steam: how the rooms feel, what the plant needs, and how to choose for a home, a gym, a spa or a hotel.
Sauna vs Hot Tub: Which Is Right for Your Garden?
A neutral comparison of outdoor saunas and hot tubs, covering experience, heat medium, social capacity, maintenance, and electrical requirements.
Traditional sauna vs infrared
How the heat is made, how the room feels, and what to check in construction and installation before you specify.
Choosing a Sauna Heater: Wood-Fired vs Electric
Compare wood-fired and electric sauna heating by operation, controls, ventilation, installation and maintenance, using the exact heater manual for final decisions.
Sauna Heater Guide: Comparing Types, Controls, and Maintenance
Compare electric and wood-fired sauna heaters, controls, safety clearances and maintenance using a manual-first checklist for the exact installed unit.
Site, planning and installation
Planning, base, electrics, insulation and delivery: what needs to be true of the site before Wellness One arrives, so install day stays ordinary. Homes, gyms, spas and hotels.
Do You Need Planning Permission for an Outdoor Sauna in the UK?
England Class E outbuilding rules for a garden sauna — eaves, height near a boundary, 50% curtilage, listed land — and why Wellness One will not say permission is automatic.
Preparing a Base for Your Outdoor Sauna
Learn how to plan a stable, level and load-bearing outdoor sauna base, including drainage, access and the checks required before installation.
What Electrical Supply Does an Outdoor Sauna Need?
Dedicated circuit versus a household socket, Approved Document P, and why your electrician needs the signed heater model — not a web table.
Wellness One Sauna Delivery and Installation Guide
Understand the documented stages of Wellness One sauna delivery and installation, from site readiness and scheduling to connection and handover.
Positioning Your Outdoor Sauna: A Garden Design Guide
Plan an outdoor sauna position by considering privacy, access, drainage, electrical coordination and local planning checks before you order.
Outdoor Sauna Insulation: What UK Buyers Should Check
What insulated construction means on Lifestyle and Connect, and which performance claims to check in writing.
The Role of Double Glazing in Outdoor Saunas
Understand how complete-window design affects heat transfer in an outdoor sauna and which glazing, frame and test details buyers should verify.
Using and looking after
First use, temperature, löyly, and timber care. The notes that keep the room a pleasure to walk into, at home or in a commercial setting.
How to Use Your New Outdoor Sauna: A First-Time Guide
First-use checks: heater manual, readiness, jewellery, water, and why there is no universal first-session duration.
What Temperature Should a Sauna Be? Safety-Led Guide
There is no universal sauna temperature or session length. Learn how to follow the exact product manual, begin conservatively and recognise heat-risk warnings.
What Is Löyly? A Guide to Finnish Sauna Steam
Learn what löyly means in Finnish sauna culture, how water and hot stones change perceived heat, and how to follow the specific heater manual safely.
Sauna Bench Positions: Understanding Heat Levels
Understand sauna heat stratification, upper and lower bench experiences, posture and safe use without treating one position as a universal protocol.
Using an Outdoor Sauna in Winter: A Practical Guide
Practical guidance for using an outdoor sauna in winter, covering inspection, heating expectations, moisture control, safe access and model-specific instructions.
Wellness One Outdoor Sauna Maintenance Guide
A practical outdoor sauna maintenance guide covering cleaning, timber care, ventilation, heater checks and the model-specific documents owners should follow.
Outdoor Sauna Safety: A Complete Guide
A comprehensive guide to sauna safety — who should seek medical advice, hydration, and what to do if you feel unwell.
Sauna Cladding Options: A Guide to Materials
Compare sauna cladding materials, appearance, weather exposure and maintenance without relying on unsupported lifespan or performance claims.
Sauna Interior Wood: Understanding Thermally Modified Thermo aspen
Understand thermally modified thermo aspen and other sauna interior timbers, including comfort, moisture movement, cleaning and evidence-led material selection.
Sauna Accessories and Gift Ideas for Outdoor Saunas
Choose sauna accessories and gifts by checking materials, compatibility, cleaning and heater instructions without assuming that any item is universally suitable.
Health evidence
Heat, heart, sleep, recovery and contrast: what published research is useful to know when you are specifying a luxury wellness room.
Sauna and health
Heart, sleep and recovery: what published research is useful to know before you choose a sauna.
Sauna and the heart
What happens in the heat, the Finnish studies people ask about, and the safety notes that matter before you choose.
Sauna and a long life
The Finnish studies people mention when they talk about sauna and a long life, written so you can read them before you choose.
Sauna, quiet and mood
Why an evening in the heat feels calming, and the small studies behind that feeling.
Sauna after training
Heat after training: what athletes study, and how that translates to a home gym or a hotel spa.
Sauna, colds and the immune system
What small studies measured after heat, written for someone choosing a sauna, not as a protocol.
Sauna and sleep
Evening heat and winding down. What people notice about sleep.
Sauna and skin
Heat, circulation and sweating, plus the practical skincare notes that belong next to a luxury room.
Sauna and weight
Sweat is water. How sauna sits next to ordinary eating and movement, not in place of them.
Sauna for athletes
Recovery, heat adaptation and endurance work: how a sauna is used in training rooms and hotel spas.
Sauna and cold plunge
Heat, then cold, then rest. How contrast sits in a luxury wellness room, at home or in a gym, spa or hotel.
Cold water
HydroChill, an ice bath, and contrast: how cold water sits next to heat, for a home, a gym, a spa or a hotel.
Indoor Saunas: What to Know Before You Buy
Indoor vs outdoor, ventilation and electrics — useful when pairing heat with cold at home.
HydroChill
Managed cold plunge. £14,750 + VAT (£17,700 inc VAT). Holds 10–15°C with moving water.
Cold Plunge vs Ice Bath: What Is the Difference?
HydroChill, a managed 10–15°C plunge, or a one-person ice bath. For a UK home, gym, spa or hotel.
What Are the Potential Benefits of Cold Water Therapy?
A guide to the potential benefits of cold water therapy, including muscle recovery and wellbeing, alongside important safety and evidence limits.
How to Compare Cold Water Therapy Systems in the UK
A UK buying comparison of home cold-water systems covering containment, temperature control, filtration, installation and who they are for — without ranking a winner.
Spa pools
If a spa pool belongs in the same project as a sauna, these notes cover the practical checks for a home or a commercial room.
Best Spa Pools UK 2026: The Complete Buyer's Guide
Jets, filtration, running costs, installation and the Aquavia spa pool range — what actually matters before you buy.
Best Swim Spas UK 2026: Exercise Pool Buyer's Guide
Counter-current systems, dual-zone models, space, electrics and running costs for UK gardens.
Spa pools
Cube, Cube Ergo, Serenity, Orbion, Lineon and InnoVibe. Quotation for the site.
Spa Pool Buying Guide: Key Features to Consider
A product-neutral UK spa-pool buying guide covering intended use, water care, site services, documentation, commissioning and aftercare questions.