Manufacturers of  these and other industrial treated wood products are located on the About and the Sources of Supply pages. 

Southern Pressure Treaters’ Association is composed of producers of industrial treated wood products,  suppliers of AWPA approved industrial preservatives and preservative components, distributors, engineers, manufacturers, academia, inspection agencies and producers of untreated wood products. The site user is urged to review the Disclaimer and to make his or her own independent evaluation of the information presented.