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A-graded ThermoAyous is a premium thermally modified hardwood known for its smooth texture, durability, and uniform appearance. Through a chemical-free heat treatment process at around 200°C, the wood gains increased resistance to decay, moisture, and insect damage, making it ideal for exterior applications like cladding and decking, as well as interior use. The A-grade classification ensures minimal knots and defects, offering a clean, refined finish. Its light, golden-brown color, achieved during the thermal modification, adds warmth and elegance to any design. Lightweight yet stable,
Our AB-graded coniferious products is sourced from ecologically managed Finnish forests and meets the highest environmental and quality standards. Explore our certifications, including FSC and PEFC, to see our commitment to sustainability and product excellence.
Manufacturing is compeletaly made in Mänttä-Vilppula.
Lahnajoentie 196
35700 Mänttä-Vilppula
Finland