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Wood Structural Panel Sizes

Technical Topic

As wood structural panel (WSP) manufacturing techniques advance, APA members have begun producing and marketing extended length panels for wall sheathing markets.

This publication is designed for: builders, contractors

This publication provides APA’s position on panel sizes related to listings in the International Code Council Evaluation Service (ICC-ES) ESR-2586.

Key sections include:

  • The impact of panel length and width on structural performance

  • Lack of WSP size establishment in model building codes and product standards

  • Production of panels in other length and width specifications

Published by APA — The Engineered Wood Association.

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