sales@sauna.in.th
Sisu Sauna
Hand-built in Thailand · Est. 2020

Saunas built around your space — not the other way round.

Custom outdoor and indoor saunas, ice baths, chillers and accessories — designed, built and delivered across Thailand by the same team since 2020.

Built by Sisu sauna.in.th
How it works

Pick a model, tweak the details, get a price — same day.

01

Design

Use the 3D designer or send us a sketch. We work to your wall, your power, your space.

02

Build

Hand-built in our workshop. We use teak, pine and red cedar — kiln-dried, food-safe finishes only.

03

Install

Delivered and installed nationwide. Heater wired, first heat-up with you on-site.

Recent builds

Saunas we have designed & delivered

Teak Barrel Sauna in Mae Sai, Chiang Rai

Teak · 2400 mm · Mae Sai

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Commercial sauna in Bangkok

Teak · 5000x2000 mm · Bangkok

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Beautiful Semi Outdoor sauna in Hua Hin

Teak · 1850x2350 mm · Hua Hin

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Site inspection in Bangkok

Pine · 2200x2200 mm · Bangkok

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Smaller sauna build

Pine · 1200x1700 mm · Koh Phangan

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Boxing Champion bought our custom sauna in Jomtien

Teak · 2000x2000 mm · Jomtien, Chonburi

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View all projects
From the journal

Saunas, ice baths & the cold-plunge life

Teak in a Steam Room: Honest Pros, Cons & Care

Teak handles steam-room humidity better than almost any other wood — but it's not maintenance-free. Here's an honest look at why it works, where it falls short, and how to care for it.

13 Jun 2026 Read

Indoor Sauna Ventilation: Keeping Your Room Healthy

Good ventilation in your indoor sauna room prevents moisture damage and mould — here's what to do, especially in Thailand's already-humid climate.

7 Jun 2026 Read

Why Build a Sauna in Thailand's Heat?

Thailand is already hot — so why a sauna? Because outdoor heat and sauna heat are nothing alike, and the benefits go far beyond temperature.

13 Jun 2026 Read

Sauna Ventilation Done Right: Floor & Door Gaps

Good sauna ventilation doesn't need wall vents or roof holes. Learn how floor gaps and a door gap move fresh air in — and CO₂ out — naturally.

8 Jun 2026 Read

How to Use the Sisu Sauna 3D Designer

Design your custom sauna in minutes with our 3D builder — pick size, wood and heater, save your design, and we'll take it from there.

3 Jun 2026 Read

Daily Sauna Use: What Happens to a Healthy Body

Finns have known it for centuries — a daily sauna session does far more than make you sweat. Here's what the science (and your body) will tell you.

31 May 2026 Read
View all articles

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