Headquartered in Vancouver, Washington, the Western Wood Preservers Institute (WWPI) is a nonprofit member trade organization representing the interests of the preserved wood products industry throughout western North America for nearly 75 years.
Mailing Address:
12503 SE Mill Plain Blvd., Suite 205 Vancouver WA 98684
USA
Phone: 360-693-9958
Specifying and Using Fire-Retardant-Treated Wood
🍪 We use cookies to offer you a better browsing experience, analyze site traffic,
personalize content, and serve targeted advertisements. Read about how we use
cookies and how you can control them by clicking here.
Click "cookie settings" to adjust your preferences.
