Welcome to Weyerhaeuser's new website!

You appear to be using an older browser. This website is best viewed using the latest versions of Internet Explorer, Chrome, Safari, and Firefox. If you proceed without upgrading or switching browsers, you may not experience optimal navigation or page functionality. Thank you for your interest in Weyerhaeuser and we hope you enjoy your visit.

Update my browser now


Premium™ Joist

Premium performance

With Premium™ Joist, you can achieve premium performance while using less wood. Graded to M29 strength specifications, kiln-dried and stamped KD 15, and produced with #1BTR wane rules, Premium™ Joist delivers streamlined floor and roof designs and installations. Reduce your joist depths or increase your spacings while increasing the performance of your roofs and floors.

For mill-direct, truckload or rail car sales inquiries in the U.S. South: 1-800-321-4319

Interested in Weyerhaeuser lumber? Contact us for a quote!

Product Literature

  • lb-4010 - Specifier’s Guide for Weyerhaeuser Premium Joists
  • lb-4026 - Lumber Spans Quick Reference Card
  • gc-002 - Green Approved Product: Lumber, Framer Series Lumber, Green Stud, Premium Joist
  • env-1000 - When Is The Best Time To Make A House Green?
  • env-lumber - Product Environmental Profile - Softwood Lumber
  • 1504 - Questions and Answers About Mold
  • lb-4009 - Premium Joists
  • lb-4007 - Product Overview: Southern Pine Lumber
  • sds-wood-dust - Wood and Wood Dust, Untreated Lumber, Logs, Chips and Sawdust
  • 1509 - Reducing Mold in the Supply Channel
  • tb-216 - Stacking Gypsum Board on Floor Framing During Construction

By using this website, you agree to our Privacy Policy. California residents: See our CCPA Privacy Notice for details on what personal information we collect and for what purposes.