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.

Design → Reality

What you design is exactly what we build.

The same 3D model you configure in the designer is the sauna we hand-build. Drag the handle to compare — or just watch it change.

Panoramic glass cube Panoramic glass cube 3D Design Built by Sisu Panoramic glass cube
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Recent builds

Saunas we have designed & delivered

Site inspection in Bangkok

Pine · 2200x2200 mm · Bangkok

View build

Beautiful Semi Outdoor sauna in Hua Hin

Teak · 1850x2350 mm · Hua Hin

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Red Cedar Indoor Sauna for a 134-Year-Old Bangkok Sports Club

Red Cedar · 3600x2500 mm · Bangkok

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Chiang Mai custom build for a nice customer

Pine · 1800x1700 mm · Chiang Mai

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Smaller sauna build

Pine · 1200x1700 mm · Koh Phangan

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Teak Barrel Sauna in Mae Sai, Chiang Rai

Teak · 2400 mm · Mae Sai

View build
View all projects
From the journal

Saunas, ice baths & the cold-plunge life

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

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

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

Home Sauna Electrical Requirements Explained

Wire sizes, breaker ratings and circuit requirements for home sauna heaters — what you need to know before you wire anything.

2 Jun 2026 Read

Why Your Sauna's Walls Matter More Than You Think

A thin 38 mm solid wall might look fine on day one — but it won't stay that way. Here's what proper insulated construction actually does for your sauna.

1 Jun 2026 Read

Electric vs Wood-Fired Sauna Heaters: What We Use and Why

Electric heaters are the practical choice for most Thai sauna builds — but wood-fired is available, and a gas option is on the way.

13 Jun 2026 Read
View all articles
Watch

Saunas & ice baths in motion

Premium Red Cedar Sauna for a Bangkok Sports Club | Complete Installation

Premium Red Cedar Sauna for a Bangkok Sports Club | Complete Installation

Building a Luxury Barrel Sauna in Chaing Rai, Thailand | Complete Construction Timelapse

Building a Luxury Barrel Sauna in Chaing Rai, Thailand | Complete Construction Timelapse

View all videos

Want every option? Open the full 3D builder.

The complete designer covers every Fah, Narak and Barrel build — glass, heater, benches and more, with live pricing and instant quotes.

Open the full 3D builder →