Western Wood Products Association

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Get the most current design and
engineering information on all Western
species and products with your
free registration for the
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.

WHAT'S NEW

New iPhone app does
Western lumber spans
The world's most popular smartphone is now lumber smart with WWPA's new Lumber DesignEasy Joist/Rafter Spans app developed for the iPhone and iPad. The app calculates allowable spans for the major Western species and grades for sizes from 2x4 to 3x16. Review the new app here and then download it from iTunes.

Forecast predicts slow,
steady recovery for mills
Lumber mills are starting to emerge from the worst downturn in the history of the industry and recovery will be slow yet steady, according to a new WWPA lumber forecast. For more on the Association's exclusive lumber market outlook, go to the Newsroom.

Find the lumber you need
Distributors seeking new sources for Western lumber products can use the Interactive Lumber Buyers Guide. You can select the species, product type, product service and/or shipping mode and get a full list of WWPA Member mills that can supply the specified lumber, complete with sales contact information.

DesignEasy now on iPhone

Check spans for joists in the field with WWPA's new Lumber DesignEasy Joists app for the iPhone. Click here to find out more about the DesignEasy app and other lumber software programs which can be downloaded from the Online Lumber Technical Guide . Free registration is required.