CCA is Chromated Copper Arsenate, a water soluble salt used in wood preserving. Primarily southern yellow pine, which is heavier, stronger, and harder than many other species, is treated to 0.60 retention. This lumber is straight grained, machines easily, and durable, and is available in sizes of 4 x 6 and 6 x 6 and lengths ranging from 8' to 26'.
Southern Yellow Pine is heavier, stronger and harder than many other species. Because of its high degree of structural strength, it is used extensively for framing. It is straight grained, machines easily, and durable when properly handled. This lumber is CCA Treated