WSI® I-JOIST PRODUCT LINE
WSI® 423
Avail. Depths: 9-1/2" - 26"
Flange: (2 x 3) MSR or (1.5 x 2.5)LVL
Web: 3/8" oriented strand board
WSI® 424
Flange: (2 x 4) MSR or (1.5 x 3.5)LVL
WSI® 524
Avail. Depths: 12" - 32"
Flange: (2 x 4) MSR or (1.5 x 3.5) LVL
Web: 1/2" oriented strand board
Willamette Industries, Inc.
Engineered Wood Sales & Marketing
P.O. Box 907
2730 Pacific Blvd. SE
Albany, OR 97321
(541) 926-7771
For Technical Help Call 1-800-942-9927