In principle Thermal modification process can be performed to each type of wood. Some of them are ”Pine, Spruce, Ash, Oak, Beech and Iroko”. However, best efficiency may not be obtained from each tree. Considering best colour, texture, price and customer appreciation we perform the ThermoWood process to most suitable materials. 95% of our production constitutes of ThermoWood Pine, ThermoWood Ash and ThermoWood Iroko.