SUNYARD heated wood is the wood product that is processed by 160℃～230℃ water steam for a long time. It is regarded as physical anti-septic wood.
    The Thermwood Association in Finland formulated the criterion of the heatedwood according to its dimension stability, change of color appearance and durability. Generally speaking, the heatedwood could be divided into 2 grades: ThermoS and ThermoD. S stands for stability, so that this grades products are suitable for interior decoration, furniture and flooring due to its stability. D stands for durability, especially the anti-septic property, so that this grade products are very material for outdoor decoration and furniture etc. due to its anti-septic property.
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