Use Category System: Processing and Treatment Standard (T1-17) and Use Category System: User Specification for Treated Wood (U1-17)
standard by American Wood Protection Association, 2017
Book of Standards, 2015 Edition
standard by American Wood Protection Association, 2015
Book of Standards, 2016 Edition
standard by American Wood Protection Association, 2016
Use Category System Set: Processing and Treatment Standard (T1-13) and User Specification for Treated Wood (U1-13)
standard by American Wood Protection Association, 05/01/2013
Book of Standards, 2012 Edition
standard by American Wood Protection Association, 05/01/2012
Use Category System: Processing and Treatment Standard (T1-16) and Use Category System: User Specification for Treated Wood (U1-16)
standard by American Wood Protection Association, 2016
Book of Standards, 2014 Edition
standard by American Wood Protection Association, 2014
Use Category System Set: Processing and Treatment Standard (T1-10) and User Specification for Treated Wood (U1-10)
standard by American Wood Protection Association, 05/01/2010
Book of Standards, 2019 Edition
standard by American Wood Protection Association, 2019