Both Preserve CA-C and CA-B copper azole preservatives offer long-term protection for treated wood projects. Copper Azole is available in the US as Preserve CA-C and in Canada as Preserve CA-B.
Check out the videos below to learn the benefits and certifications.
See the video to learn why Preserve® CA-C (Copper Azole - Type C)
For Canadian customers, check out the video for Preserve CA-B (Copper Azole Type B).