CCA Cedar Treatment for Longevity

Protect your siding with cedar treatments.  CCA treated wood: Cromated Copper Arsenate.   Where high humidity is a factor, cedar shakes and shingles impregnated with CCA preservative treatment are protected from mildew and fungal decay. CCA preservative shakes and shingles can add years of life to roof or side wall applications. 

CCA treated shakes and shingles come with a 30-Year transferable Limited Warranty or a 50 year non-transferable Limited warranty from Western Wood Preservers, Ltd.

CCA treated vs. raw untreated cedar tapersawn shake
CCA treated vs. raw untreated cedar tapersawn shake

CCA Treatment Warranty
Field Performance of Preserved Shakes
The Facts about CCA Treatment

Yesterday and Today

Treatment of Western Red Cedar shakes adds up to 50 years of life to your cedar roof.


New CCA treated shake


CCA treated Shake after 50 years!