Treated Wood Program Accredited Agency Facsimile List
The ALSC Treated Wood Program, operating under the Board of Review, currently has 3 accredited independent third-party agencies headquartered throughout the United States and Canada.
Access the current Treated Wood Program Facsimile list Treated Wood Agency facsimile. (download file is 0.5mb, expect some delay for this file to open). File format for this document is Adobe pdf.
A link site containing direct electronic contact information for each of the accredited agencies is also available here.