Western Wood Products Association

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Get the most current design and
engineering information on all Western
species and products with your
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WWPA Online Technical Guide

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The entire library of Western lumber
publications, from grading rules books
to digital CDs, can be ordered from the
WWPA Online Literature Store

Most popular titles
Western Lumber Grading Rules 05
Standard Patterns
Western Lumber Span Tables
WWPA Digital Library

Follow the links below to the most popular sections of the WWPA site:

Western Wood Products Association
represents softwood lumber manufacturers in the 12 Western states and Alaska. Supported by Western lumber manufacturers, WWPA delivers lumber grading, quality control, technical, business information and product support services to sawmills as well as those who use Western softwood lumber products throughout the world.

Slower markets seen ahead
It will take a while longer for the U.S. lumber market to recover, with housing starts not expected to rebound quickly, according to a new forecast by WWPA.

New labels set for FJ lumber
WWPA mills making finger-jointed lumber are changing grademarks to meet new requirements for Heat-Resistant Adhesives. Review a new Fast Facts on HRA lumber.

Lumber Basics web site
WWPA's primer on how lumber is made, graded and used is available online in a separate web site Lumberbasics.org.

Mold section online
WWPA offers an online section on mold and wood products, describing what mold is, how it forms and how to control and clean it.