First established in 1921, the American Wood Preservers Institute (AWPI) is the national industry trade association representing the pressure-treated wood industry throughout the United States. Member companies are wood pressure treaters, preservative manufacturers, and supporting companies working to conserve forest resources, preserve the environment, and extend the life of wood products through the manufacture of pressure-treated wood.

• See also:
• Masterformat 2004
• 06 05 73 - Wood Treatment
• 06 14 00 - Treated Wood Foundations
• 26 50 00 - LIGHTING
• Masterformat 1995
• 06070 - Wood Treatment
• 06140 - Treated Wood Foundations
• 16580 - Lighting Accessories