SPAX® 5/16" PowerLag® Fasteners for Use in Multi-Ply Truss, Sawn Lumber and Engineered Wood Product Assemblies

No.: 
1802-03
Issue Date: 
Thursday, February 21, 2019
Updated Date: 
Thursday, February 21, 2019

Engineering Services

DrJ provides engineering and related services specializing in light-frame construction.

Structural engineering services are not currently offered in Illinois.

Product Certification

DrJ is an ISO/IEC 17065 accredited product certification body through ANSI Accreditation Services. 

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Learn more about DrJ and let us know how we can help with innovative products, processes and services. Knowledge, sound design and good installation always lead to success!

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