Superior Wood Treating

Superior wood treating offers some of the most advanced, environmentally friendly options for lumber and plywood preservation in the market today. As a flexible, diverse, and program friendly company, it is our goal to help customers gain a competitive edge through quality products, competitive pricing, and timely service. Located on a 30-acre, sta... te of the art facility in Sumner, Washington, SWT produces some of the industry's leading products for the residential, commercial, and government applications. Amongst others, we offer a full line of treated decking materials, multipurpose lumber, foundation lumber and plywood, commercial timbers, and guardrail. Between stock items and TSO services SWT offers a product for nearly all applications. Check out the products page for more information. Superior Wood Treating is owned and operated by Manke Lumber Company, a family owned business with over fifty years of hands-on experience in the wood products industry. As a subsidiary of Manke, SWT is the only treating plant in the region backed by its own sawmill production, ensuring steady inventories, a wide range of products, and the ability to customize orders. To learn more about Manke Lumber Company, click here . At SWT we gladly serve retail lumberyards, distributors, and wholesalers throughout the West Coast, Alaska , Hawaii, and abroad.Read More