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Parallam® PSL Columns

Our highest load capacity

Parallam® PSL columns are strong and consistent. Our manufacturing process uses veneer strands, allowing a significant percentage of each log to become a high-grade structural member. Combine their great load capacity with the strength of Parallam PSL beams for additional possibilities.


  • Consistent performance
  • Available in long lengths
  • Excellent connection performance
  • Visually appealing in exposed applications
  • Efficiently uses natural resources
  • Comprehensive product warranty

Product Literature

  • tj-9000 - Specifier's Guide for Trus Joist Beams, Headers and Columns
  • tj-9020 - Specifier's Guide for Trus Joist Beams, Headers, and Columns - California
  • tj-9003 - Specifier's Guide for Walls
  • tj-1020 - Preservative Treatments Approved for Trus Joist Engineered Wood Products
  • tj-9500 - Specifier's Guide for Trus Joist Beams, Headers, and Columns - East Canada
  • tj-9505 - Specifier's Guide for Trus Joist Beams, Headers, and Columns - West Canada
  • tj-9500f - Guide du rédacteur de devis pour les linteaux, poutres et colonnes – Est du Canada
  • tj-9005 - Specifier’s Guide for Roof Systems
  • tj-9503f - Guide du rédacteur de devis pour les murs résidentiels
  • tj-9503 - Specifier’s Guide for Residential Walls
  • tj-9004 - Specifier’s Guide for Walls – California, Nevada, Arizona only
  • as-para - Architectural Specifications: Parallam PSL
  • as-tjign - Trus Joist Product Specification General Notes
  • tj-9001 - Installation Guide for Floor and Roof Framing with TJI 110, 210, 230, 360 and 560 Joists
  • tj-7000 - Product Overview: Parallam PSL
  • tj-9002 - Product Overview: Tall Walls with TimberStrand LSL and Parallam PSL
  • tj-4030 - Trus Joist Products: The Industry’s Choice for Multi-Family and Light Commercial
  • tj-9002f - Vue d’ensemble des murs de grande hauteur avec le TimberStrand LSL et le Parallam PSL
  • tj-7000f - Vue d’ensemble du Parallam PSL
  • tb-606 - New Parallam® PSL Design Values
  • tb-607 - New Parallam® PSL Design Values - FAQ
  • tb-652 - 1.8E Parallam® PSL Column Tables
  • tb-604 - 2.0E and 2.2E Parallam® PSL Axial Column Capacity
  • tb-312 - Approved Preservative Treaters
  • tb-653 - Axial Factored Resistances [lbs] – 2.0E and 2.2E Parallam® PSL
  • tb-609 - Eastern Parallam® PSL Frequently Asked Questions
  • tb-112 - Moisture Effects on Weyerhaeuser Engineered Wood Products
  • tb-305 - Resawing Microllam LVL, Parallam PSL and TimberStrand LSL Products
  • tb-608 - Solid Support with Parallam® PSL Free Standing Columns
  • tb-652f - Tableaux de colonnes 1.8E ParallamMD PSL