CCA Timber | CCA Treated Timber

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CCA (Chromated Copper Arsenate) Treated Timber

In Chromated Copper Arsenate (CCA) treatment, copper is the primary fungicide, arsenic is a secondary fungicide and an insecticide, and chromium is a fixative which also provides ultraviolet (UV) light resistance.

Recognized for the greenish tint it imparts to timber, CCA is a preservative that was extremely common for many decades.  CCA treated wood can be glued and painted and has a pleasant natural looking green finish which is safe to handle with no odour.

CCA is treated in the following Hazard classes: