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The Evolution of Sauna Technology: From Wood Burning to Infrared

Home > Latest Articles > The Evolution of Sauna Technology: From Wood Burning to Infrared
Barry Smith
By Barry Smith

Saunas have evolved from simple wood-burning pits in ancient Finland to sophisticated infrared models in modern homes. This article explores the journey of sauna technology, highlighting the benefits and innovations of each type.

The Origins: Wood-Burning Saunas

The history of saunas dates back over 2,000 years to Finland, where the first saunas were simple pits dug into the ground. These early saunas were heated by wood-burning stoves, which would heat stones to high temperatures. Water was then thrown onto the stones to create steam, a practice known as “löyly.” This method provided intense heat and a unique, invigorating experience.

Wood-burning saunas are cherished for their traditional feel and the deep, penetrating heat they provide. The crackling of the fire and the scent of burning wood add to the overall sensory experience, making each session a retreat into nature.

The Transition: Electric Saunas

As technology advanced, so did saunas. The introduction of electric heaters in the 20th century marked a significant shift. These saunas use electric heaters to warm the air and stones, offering a more convenient and controllable heat source compared to wood-burning stoves.

Electric saunas are known for their ease of use and consistent temperature control. They eliminate the need for firewood and reduce the risk of smoke and soot, making them a popular choice for urban environments. Additionally, electric saunas can be quickly heated, providing a more efficient option for those with busy lifestyles.

Modern infrared S1 sauna

The Modern Era: Infrared Cabin

The latest trend in sauna technology is the infrared cabin. Unlike traditional saunas that heat the air, infrared panels emit light that directly warms the body. This method allows for lower ambient temperatures while still providing the same health benefits.

Infrared cabins offer several unique benefits. They are energy-efficient, often requiring less power than traditional saunas. The lower temperatures make them more comfortable for longer sessions, and the direct heat can penetrate deeper into the skin, promoting detoxification and muscle relaxation.

The S1 Infrared cabin by KLAFS offers deep, soothing heat with infrared-C radiation, perfect for relieving muscle tension and promoting relaxation. Equipped with SensoCare sensors, it automatically adjusts the heat intensity for optimal comfort. The cabin features high-quality hemlock or Swiss pine interiors and a compact design that retracts to just 45 cm, making it ideal for small spaces.

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Smart technology – looking forward to the future

The industry continues to evolve with exciting innovations. Smart technology is revolutionising the experience with app-controlled settings, voice activation, and health monitoring features. Eco-friendly designs are gaining traction, using sustainable materials and energy-efficient systems. Additionally, personalised installations are on the rise, allowing users to customise their experience to fit their preferences and spaces.

Comparing Sauna Technologies

When choosing a sauna, it’s essential to consider your personal preferences and needs. Here’s a detailed comparison of the different types:

Wood-Burning

  • Heat Source: Uses wood-burning stoves to heat stones.
  • Temperature Range: Typically reaches 70-100°C (158-212°F).
  • Humidity: Can be adjusted by pouring water on the hot stones, creating steam.
  • Warm-Up Time: Takes about 30-60 minutes to reach the desired temperature.
  • Operating Costs: Requires a steady supply of firewood.
  • Maintenance: Regular cleaning of the stove and chimney is necessary.
  • Experience: Offers a traditional, rustic feel with the sound and smell of burning wood.

Electric

  • Heat Source: Uses electric heaters to warm the air and stones.
  • Temperature Range: Typically reaches 70-100°C (158-212°F).
  • Humidity: Can be adjusted by pouring water on the hot stones, similar to wood-burning saunas.
  • Warm-Up Time: Takes about 30-40 minutes to reach the desired temperature.
  • Operating Costs: Depends on electricity usage, generally lower than wood-burning saunas.
  • Maintenance: Minimal, mainly involves cleaning the heater and stones.
  • Experience: Convenient and easy to use, with consistent temperature control.

Infrared

  • Heat Source: Uses infrared panels to emit light that directly warms the body.
  • Temperature Range: Operates at lower temperatures, typically 40-60°C (104-140°F).
  • Humidity: Does not heat the surrounding air, so no humidity is present.
  • Warm-Up Time: Takes about 10-15 minutes to reach the desired temperature.
  • Operating Costs: Generally lower due to energy efficiency.
  • Maintenance: Minimal, mainly involves cleaning the panels.
  • Experience: Provides deep heat penetration, promoting detoxification and muscle relaxation.

 

Key Differences

  • Temperature and Humidity: Traditional saunas (wood-burning and electric) offer higher temperatures and adjustable humidity, while infrared saunas operate at lower temperatures with no humidity.
  • Warm-Up Time: Infrared cabins heat up faster (10-15 minutes) compared to traditional saunas (30-60 minutes).
  • Operating Costs: Infrared saunas are more energy-efficient, leading to lower operating costs over time.
  • Installation and Space: Infrared cabins are easier to install and can be used in smaller spaces, making them more accessible.(S1)

 

Making the Right Choice

Selecting the right sauna depends on various factors, including your lifestyle, space availability, and desired health benefits. If you value tradition and a natural experience, a wood-burning sauna might be ideal. For those seeking convenience and modern amenities, electric or infrared cabins could be the perfect fit.

From the rustic charm of wood-burning setups to the cutting-edge comfort of infrared technology, the evolution of heat therapy reflects our ongoing quest for wellness and relaxation. We’re here to help you find the perfect solution to enhance your wellness journey.