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About This Item

 

Full Description

The Use Category System (UCS) of the American Wood Protection Association (AWPA) designates what preservative systems and retentions have been determined to be effective in protecting wood products under specified exposure conditions.
 

Document History

  1. AWPA U1-23


    Use Category System: User Specification for Treated Wood

    • Most Recent
  2. AWPA U1-22


    Use Category System: User Specification for Treated Wood

    • Historical Version
  3. AWPA U1-21


    Use Category System: User Specification for Treated Wood

    • Historical Version
  4. AWPA U1-20


    Use Category System: User Specification for Treated Wood

    • Historical Version
  5. AWPA U1-19


    Use Category System: User Specification for Treated Wood

    • Historical Version
  6. AWPA U1-18


    Use Category System: User Specification for Treated Wood

    • Historical Version
  7. AWPA U1-17


    Use Category System: User Specification for Treated Wood

    • Historical Version
  8. AWPA T1-17 / U1-17 SET


    Use Category System: Processing and Treatment Standard (T1-17) and Use Category System: User Specification for Treated Wood (U1-17)

    • Historical Version
  9. AWPA T1-16 / U1-16 SET


    Use Category System: Processing and Treatment Standard (T1-16) and Use Category System: User Specification for Treated Wood (U1-16)

    • Historical Version
  10. AWPA U1-16

    👀currently
    viewing


    Use Category System: User Specification for Treated Wood

    • Historical Version
  11. AWPA U1-15


    Use Category System: User Specification for Treated Wood

    • Historical Version
  12. AWPA T1-15 / U1-15 SET


    Use Category System Set: Processing and Treatment Standard (T1-15) and User Specification for Treated Wood (U1-15)

    • Historical Version
  13. AWPA U1-14


    Use Category System: User Specification for Treated Wood

    • Historical Version
  14. AWPA U1-13


    Use Category System: User Specification for Treated Wood

    • Historical Version
  15. AWPA T1-13 / U1-13 SET


    Use Category System Set: Processing and Treatment Standard (T1-13) and User Specification for Treated Wood (U1-13)

    • Historical Version
  16. AWPA U1-12


    Use Category System: User Specification for Treated Wood

    • Historical Version
  17. AWPA T1-12 / U1-12 SET


    Use Category System Set: Processing and Treatment Standard (T1-12) and User Specification for Treated Wood (U1-12)

    • Historical Version
  18. AWPA U1-11


    Use Category System: User Specification for Treated Wood

    • Historical Version
  19. AWPA T1-11 / U1-11 SET


    Use Category System Set: Processing and Treatment Standard (T1-11) and User Specification for Treated Wood (U1-11)

    • Historical Version
  20. AWPA U1-10


    Use Category System: User Specification for Treated Wood

    • Historical Version
  21. AWPA T1-10 / U1-10 SET


    Use Category System Set: Processing and Treatment Standard (T1-10) and User Specification for Treated Wood (U1-10)

    • Historical Version
  22. AWPA U1-09


    Use Category System: User Specification for Treated Wood

    • Historical Version
  23. AWPA T1-09 / U1-09 SET


    Use Category System Set: Processing and Treatment Standard (T1-09) and User Specification for Treated Wood (U1-09)

    • Historical Version
  24. AWPA U1-08


    Use Category System: User Specification for Treated Wood

    • Historical Version
  25. AWPA U1-07


    Use Category System: User Specification for Treated Wood

    • Historical Version
  26. AWPA U1-06


    Use Category System: User Specification for Treated Wood

    • Historical Version
  27. AWPA U1-05


    Use Category System: User Specification for Treated Wood

    • Historical Version
  28. AWPA U1-04


    Use Category System: User Specification for Treated Wood

    • Historical Version
  29. AWPA U1-03


    Use Category System: User Specification for Treated Wood

    • Historical Version