Floor and Ceiling Assembly Joists

Weyerhaeuser’s Trus Joist TJI joist line with Flak Jacket protection is designed to provide builders with a simple, cost-effective way to achieve one-hour floor/ceiling assemblies and to comply with the new 2012 IRC fire protection requirements, according to the company. The new TJI joists with Flak Jacket protection, reduce the need for gypsum or wallboard. Additionally, Weyerhaeuser provides the unit with a limited lifetime warranty.

Weyerhaeuser