What Is CCA Treated Timber?

What Is CCA Treated Timber or Copper Chrome Arsenic (CCA) Treated Timber? Copper chrome arsenate (CCA) treated timber is wood that has been treated with a preservative containing copper, chromium, and arsenic. This treatment prolongs the life of the wood, making it resistant to insect and fungal attacks. CCA-treated timber was commonly used in decking, […]