SPF & Whitewood
SPF
It is made mainly from Pine family mixed with Spruce,Pine and Fir. In many cases,they are used for 2×4 house.
Whitewood
It is distributed widely to Europe and Russia.Also, it is one of the most popular afforestation as much as Redwood having a wide use of ranges such as substrate,contruction materials, furniture,wood work products and so on.
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