What is Thermowood?
- grun050ll
- May 24, 2024
- 2 min read

Thermowood is a wood material that is manufactured completely without chemicals through a thermal modification process. This process involves treating the wood in high temperatures between 180°C to 230°C in a controlled environment. The high temperature alters the chemical and its composition and performance. The process increases the durability and stability of the wood, making it more resistant to decay. Thermowood is also less prone to warping, swelling, and shrinking compared to untreated wood, due to reduced moisture content. Additionally, Thermowood offers improved insulation properties as the thermal conductivity of the wood is reduced. In appearance, Thermowood is recognisable by its warm brown tone, which is even throughout the profile.
Why we use Thermowood?
1. Durability: The thermal modification process significantly enhances the wood’s durability, making it more resistant to decay.
2. Dimensional Stability: ThermoWood undergoes less swelling and shrinkage compared to untreated wood, providing greater dimensional stability. This makes it ideal for uses where consistent size and shape are important, such as in cladding.
3. Improved Weather Resistance: Thermowood is more resistant to weather compared to untreated wood, making it suitable for outdoor use also in challenging climates.
4. Sustainable and Chemical free: ThermoWood process doesn’t involve any chemicals, making it an environmentally friendly option. Livingfields raw materials are sourced from sustainably managed Nordic forests, further enhancing its eco-friendly properties.
5. Improved Insulation Properties: Thermowood has better thermal insulation properties compared to untreated wood
6. Low Maintenance: Due to its enhanced durability and resistance to rot, ThermoWood requires only little maintenance over time, which can be a cost-saving advantage.
7. No Resin: The thermal modification process removes resins from the wood, preventing resin leakage which can be a problem in certain applications with untreated wood.

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