Weyerhaeuser Weyerhaeuser TJI I-Joists
Weyerhaeuser TJI engineered I-joists — the market-leading floor and roof framing system for residential and light commercial construction. Five series from entry to premium: TJI 110 (TimberStrand LSL flanges), TJI 210 and 230 (Microllam LVL flanges, 1.5" wide), TJI 360 (2-5/16" LVL flanges), and TJI 560 (3.5" LVL flanges, long-span). All use Performance Plus OSB web (Exposure 1). Available lengths 8–60 ft. Designed with ForteWEB software. TJ-Pro Rating System with lifetime limited warranty. ICC-ES ESR-1153.
Flange Material 110
TimberStrand LSL
Flange Material 210 560
Microllam LVL
Web Material
Performance Plus OSB (Exposure 1)
Available Depths In
9.5, 11.875, 14, 16, 18, 20, 24 (series-dependent)"
Available Lengths Ft
8–60
Code Approval
ICC-ES ESR-1153
Model Comparison
5 models
| Specification | TJI 110 | TJI 210 | TJI 230 | TJI 360 | TJI 560 |
|---|---|---|---|---|---|
| Model | — | — | — | — | — |
Shared Specifications
All models| flange_material_110 | TimberStrand LSL |
| flange_material_210_560 | Microllam LVL |
| web_material | Performance Plus OSB (Exposure 1) |
| available_depths_in | 9.5, 11.875, 14, 16, 18, 20, 24 (series-dependent)" |
| available_lengths_ft | 8–60 |
| code_approval | ICC-ES ESR-1153 |
| design_tool | ForteWEB (free at weyerhaeuser.com) |
| warranty | TJ-Pro Rating System; lifetime limited |
| distribution | LBM dealer/distributor network |