A History of Pressure Treated Lumber's Chemical Composition

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Treated lumber is a popular building material that has played a key role in the construction of many of our structures in the Pacific northwest. In this series, our good friend and expert in pressure treated wood, Dennis McWhirter of Exterior Wood, answers common questions about treated wood.

In this video, we ask: Has the chemical process for treating lumber changed over time?

Видео A History of Pressure Treated Lumber's Chemical Composition канала DunnLumber1907