Sauna Wood and Timber: Reliable Solutions for Lasting Comfort

The environment in a sauna is unique – temperature and humidity levels are constantly changing, which puts a lot of strain on finishing materials. Heat, steam, and continuous fluctuations can affect ordinary wood, but thermally treated sauna wood panelling (thermo sauna timber) is exceptionally resistant. Such wood does not deform or crack and remains stable even at extremely high temperatures or humidity. In addition, the thermally modified structure reduces the tendency to mould and rot, making it highly reliable in damp rooms. These properties are particularly valued in intensively used saunas, where the load is constant. Thus, properly selected and maintained sauna panelling becomes a long‑term investment in comfort and reliability.

Sauna panelling is made from natural, heat‑treated wood without chemical additives. This process not only enhances the properties of the wood but also preserves its natural character, making it friendly to both people and the environment. Thermo sauna wood does not emit harmful substances, so it is entirely safe to use on walls, ceilings, or sauna benches – an essential feature in a space dedicated to relaxation and wellness. Choosing eco‑friendly sauna wood ensures not only durability, but also a responsible approach to the environment and human well‑being.

Sauna panelling must withstand the constant changes in temperature and humidity characteristic of this environment. Thermally treated wood is exceptionally dimensionally stable – it does not warp, crack, or lose its original shape even after many years of use. This ensures that the finish remains aesthetic and functional without additional effort. Such panelling is ideal for both traditional steam saunas and modern dry saunas; sauna ceiling boards particularly benefit from this long‑term stability.

Sauna wood stands out with its natural texture and subtly warm colour, which gives the interior a cosy and calm feel. Each board has its own unique pattern, giving the sauna an authentic and distinctive look. This natural sauna cladding works in both traditional, rustic‑style solutions and modern interiors that value minimalist, wood‑forward design. Sauna panelling allows you to create a harmonious atmosphere where functionality and aesthetics meet. This solution not only decorates the space, but also emphasises the special aura of the sauna as a place of respite and relaxation.

Thermally treated sauna wood is adapted to a specific environment – it is resistant to heat, moisture, and constant microclimate fluctuations. Thanks to thermal treatment, the wood becomes more stable, does not deform, and retains its properties even in intensively used saunas. In addition, such panelling is resin‑free and chemical‑free, making it safe for human health and pleasant to the touch even at high temperatures. When choosing, you can select different profiles, wood species, and surface finishes to create an individual and unique sauna interior.

What wood is best for sauna walls?
ESSPO Wood offers spruce or pine – both species are naturally heat‑resistant and have a pleasant texture suitable for wellness spaces.

Is thermo wood suitable for damp rooms?
Yes. It remains stable and resistant in both dry and damp saunas and does not lose its quality even after prolonged use – an excellent choice for sauna wall cladding and ceilings.

How is thermo sauna wood better than untreated wood?
Thermal modification provides better stability, durability, and protection against deformation. It is resin‑free, low‑maintenance, and ideal for sauna ceiling boards and sauna benches as well as walls.

Looking for high‑quality solutions for your sauna? Discover ESSPO Wood’s thermo sauna panelling and ensure your sauna serves you for years to come.
Contact us – we’ll help you choose the safest, most durable sauna wood panelling for your needs.