What You Need To Know
Thermasol sauna systems deliver high-heat, low-humidity experiences rooted in tradition and designed for modern living. Sauna supports relaxation, circulation, muscle recovery, and detoxification—helping the body release tension, improve resilience, and reset. The dry heat elevates the experience, creating a ritual that is both invigorating and restorative.
What is a Sauna
A sauna is a dedicated heated space that uses dry heat to warm the body, promoting relaxation, recovery, and overall wellbeing.
What's Included
A sauna heater, control, and enclosed cabin or room—working together to create a consistent, controlled heat environment.
How it integrates
Saunas can be installed indoors or outdoors, as pre-designed cabins or fully custom-built spaces, designed to fit seamlessly within the home or environment.
What makes Thermasol different
Backed by Harvia’s global leadership in sauna, Thermasol offers advanced heater technology, precise controls, and thoughtfully designed systems that balance performance, efficiency, and experience.
Choosing a Heater System
Thermasol steam and smart shower systems promote full-body wellness. Steam boosts relaxation, circulation, skin vitality, respiratory health, ...
Sauna Heater Brands & Controls
Sleek by Design, Engineered for Wellness
Handcrafted in Germany, EOS sauna heaters embody the pinnacle of engineering, design, and performance. As Thermasol’s premium choice for sauna heaters, each model is built for discerning design professionals and wellness enthusiasts who value precision, control, and enduring craftsmanship. With advanced technology, minimalist aesthetics, and unmatched reliability, EOS stands at the forefront of modern sauna innovation — where form meets function in perfect harmony.
Finnish Tradition
Harvia Sauna Heaters, made in Finland—the birthplace of sauna—embody timeless tradition and trusted performance. Designed for those who value authenticity and enduring quality, Harvia brings warmth, simplicity, and the essence of Finnish wellness to any space.
Finnish Tradition
Harvia Sauna Heaters, made in Finland—the birthplace of sauna—embody timeless tradition and trusted performance. Designed for those who value authenticity and enduring quality, Harvia brings warmth, simplicity, and the essence of Finnish wellness to any space.
System components
Heater
Generates and maintains the desired temperature
Control
Adjusts temperature, timing, and settings
Stones
Retain and radiate heat, allowing for added humidity when water is applied
Chosing The Right Heater For Your Space
Perfect Sauna Heater Calculator
Enter your sauna room dimensions to get a personalized heater recommendation
Choosing A Control
Digital Controls
Precise temperature and timing with modern interfaces
Manual Controls
Simple, straightforward operation
Why Sauna
Sauna supports full-body wellness—helping you relax, recover, and recharge.
