American Wood Protection Association Standard M4-06
STANDARD FOR THE CARE OF PRESERVATIVE-TREATED WOOD PRODUCTS
Attention: This is NOT the most recent version of this document!
M4-06 was the most current Standard in 2006. Since 2006 the Standard has had multiple updates and revisions. This document is published for historical reference only. The current Standard may be purchased from the AWPA's website and may also be on display at your local building inspectors' offices.