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    Mastering Wood Structural Panel Design and Specification2025 Structural Panel & Engineered Wood YearbookUpdated FTAO Calculator for 2025ANSI/APA PRG-320: Standard for Performance-Rated Cross-Laminated TimberThe Importance of Code-Compliant Concrete Formwork

    Recent Publications

    5.21.25 2025 Structural Panel & Engineered Wood Yearbook

    3.12.25 APA Laboratory Testing Capabilities

    2.28.25 ANSI/APA PRG 320-2025 Standard for Performance-Rated Cross-Laminated Timber

    2.3.25 The Importance of Code-Compliant Concrete Formwork

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    APA NEWS

    6.5.25 Gabriel Farias Joins APA Board of Trustees

    11.18.24 APA Welcomes New Vice President of Technical Services

    10.15.24 Scott Poole Joins APA Board of Trustees

    09.30.24 2024 Bronson J. Lewis Winner

    EDUCATION & EVENTS

    Wall Bracing Webinar Series
    Satisfying the wall bracing requirements of the 2018 IRC.

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    Upcoming and recorded webinars, including opportunities to earn CEUs.

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    Codes & StandardsSee All >

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    APA is accredited by the American National Standards Institute (ANSI) to develop national and international consensus standards to support building codes and product certification for engineered wood products.

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    FEATURED SITES

    Performance Panels GO >
    Non-construction applications of engineered wood panels, with detailed product information and manufacturer directory.

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    Wood University courses are constructed to give you the knowledge you need to better specify, utilize, or sell engineered wood products.

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    Nearly 200 free CAD details for wood-frame construction. Available for download as DWG, RVT or PDF files.

    Technical Research & SPECIAL PROJECTS SEE ALL >

    Evaluation of Fire-Retardant Treated Structural Glued Laminated Timber GO >

    Field Moisture Performance of Wood-Framed Walls with Exterior Insulation in a Cold Climate GO >

    Hygrothermal Modeling of Wall Drying after Water Injection GO >

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