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Best value. Superior Quality. Environmentally Responsible.
More About What Sets Us Apart ❯❯
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12 acres of treatment, drying and storage areas producing top quality treated wood products.
More About Our Facility ❯❯
More About What Sets Us Apart ❯❯
More About Our Facility ❯❯
Located in Sumner, Washington, Western Wood Preserving Co. has been a manufacturer of pressure treated wood products, supplying residential, commercial and industrial markets of the Pacific Northwest since 1971 . In addition, our strategic location near the ports of Tacoma and Seattle, provide easy access to the Alaskan, Hawaiian and Pacific Rim markets. More
The NatureWood systems are based on the well-established effectiveness of copper combined with a co-biocide, and are applied to wood by pressure treatment. Learn More
Appearance grade decking that’s pre-stained for a natural finish and comes with a 25 year limited warranty. A National Green Building Standard (NGBS) Green Certified Product. Learn More
Advance Guard® pressure treated ground weather protected structural framing in residential and commercial projects. Learn More
FirePRO® brand fire retardant treated wood (FRTW) is lumber and plywood pressure impregnated with FirePRO Interior Type A High Temperature (HT) fire retardant chemicals. Learn More
CCA treated wood is available for certain commercial, industrial and agricultural applications, providing protection from termites and fungal decay. Learn More
The best conservation of wood is the preservation of wood. Therefore, the wood preserving industry has been a leader in wood preservation and carbon sequestration for decades, which preserve forests and the environment.