View our page on Satisfying Code for Fire Protection Requirements for alternative methods to meet fire code.

TJI® Joists with Flak Jacket® Protection combines the industry’s leading I-joist brand with a proprietary, factory-applied coating that enhances the joist’s fire resistance and enables them to meet one- and two-family fire protection code requirements.

Flak Jacket product availability varies by market. Please contact your Trus Joist Territory Manager for availability.

Flak Jacket® Benefits:

  • Provides compliant fire protection in one- and two-family applications using existing designs and procedures, and no additional labor
  • Meets the requirements of Section R501.3 (2012) and Section R302.13 (2015) of the International Residential Code without the addition of gypsum or other extra steps
  • No special tools, training, handling or orientation required; uses standard hangers for quick and smooth installation
  • Available in multiple series and depths
  • All the quality and cost-efficiency you expect from Trus Joist engineered lumber products
  • Includes the security of the Trus Joist limited lifetime warranty

Watch this video to learn about Trust Joist TJI joists with Flak Jacket protection fire resistant solution for one- and two-family applications.