Thermo Aspen Sauna Wood

Thermo Aspen sauna wood is an exceptional choice for those seeking a refined, high-performance material for their sauna. Through an advanced thermal treatment process, the natural aspen timber undergoes heat and steam exposure, enhancing its durability, moisture resistance, and dimensional stability. This process results in a stunning deep tan to honey-brown hue, a pleasant toasted aroma, and a resin-free composition—ideal for the extreme conditions of a sauna.

Why Choose Thermo Aspen Sauna Wood?

Durable & Rot-Resistant – The natural thermal treatment using high temperatures and steam strengthens the wood, making it highly resistant to moisture, decay, and warping.

Luxurious Darkened Aesthetic – The rich, chocolatey tones of Thermo Aspen create a warm and sophisticated sauna environment.

Resin-Free & Safe – Unlike untreated timbers, Thermo Aspen does not secrete resin, even at high sauna temperatures.

Knot-Free Premium Quality – Carefully sourced from Finnish and Baltic forests, this timber boasts a smooth, flawless finish.

Minimal Shrinkage & Swelling – Thanks to its enhanced dimensional stability, Thermo Aspen resists expansion and contraction, ensuring a long-lasting sauna build.

Our Thermo Aspen Sauna Wood Collection

We offer a wide range of Thermo Aspen sauna materials, tailored for high-end cladding, benching, and accessories:

✔ Thermo Aspen Tongue & Groove Cladding – Available in various profiles including Kallio, STP,
STS Valeura & Kyte for a sleek, elegant finish.

✔ Thermo Aspen Sauna Bench Boards – High-quality, smooth, and durable boards in multiple sizes for custom sauna seating.

✔ Mouldings & Detailing – Available in various styles such as SHA, SHP, SI, T, VÄ & UK mouldings for precision finishing touches.