Durable • Versatile • Renewable • Real

Making Wood Last

Today’s Preserved Wood: tough against nature
and sustainably friendly to the environment

Helpful resources

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Preserved Wood Tech Library

Explore the best online resource for Western preserved wood with an exclusive library of publications, technical sheets and digital tools.
Visit the Preserved Wood Tech Library


Smartphone app on preserved wood

Have answers on preserved wood at your fingertips with the free Treated Wood Guide app for Apple iOS or Google Android.
Download the app today


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Hottest site on fire retardant wood

Learn how wood can be protected against fire and how it’s used in construction today in the full-featured website FireResistantWood.org.
Check out FireResistantWood.org


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Class in session for preserved wood

Get schooled on preserved wood and fire-retardant-treated wood by taking courses at the Wood That Lasts eUniversity, offering CEU credits.
Enroll in the Wood That Lasts eUniversity


What’s new

Research confirms preserved wood garden boxes are safe

Pt Gardenboxes

There’s good news for the planting season! New studies by Oregon State University have determined that vegetables and plants grown in garden boxes made from preserved wood are safe and fears about the wood contaminating the produce are unwarranted.

A new PreserveTech: Safe Garden Boxes Using Preserved Wood details research on plants and vegetables grown in preserved wood and untreated wood garden boxes over two growing seasons. Testing revealed the copper and chemicals in the preservatives had no effect on the plants and produce.

Read the publication
Download the news release

Specification Guide offers insight on preserved wood

Discover how to properly specify preservative-treated wood products with the PreserveSpec guide Specifying with AWPA Use Categories for Construction. The four-page guide explains the Use Categories that define the protection needed for typical applications and exposures, essential for selecting the right preserved wood for your project. In addition to information on preservatives used today, the guide features an infographic detailing the most common uses for preserved wood in residential construction. The guide is a must-have for anyone selecting and using preserved wood in construction.

Get the Specification Guide