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 ALLJOIST® Series I-Joists

ALLJOIST® Series I-Joists

The ALLJOIST® series I-joists have solid-sawn flanges, proven web stock and approved structural adhesives.
These joists are designed to provide our customers with premium quality, high performance floor and roof systems that are priced competitively with traditional construction materials. Manufactured in Canada, the wide-flange ALLJOIST® series is available throughout the Eastern United States.
Features and Benefits:
  • Guarantee - Instills confidence in the product, the builder and YOU!
  • Light Weight - Easier to handle; quick construction; lower labor costs
  • Available in Long Lengths - Simpler floor/roof layouts; increases floor performance and seismic resistance
  • Eased Edges - Fewer splinters, preventing painful, time-wasting injuries
  • 1-1/2" Prestamped Knockouts - Wiring can be routed through the web; quicker construction, reducing labor costs; allowing airflow above insulation
  • Holes Allowed in Web - Wiring, HVAC, plumbing and other large holes can be routed through the web; no unsightly soffits
  • Clean Appearance - Pleases the structure's owner which makes the builder look good
  • Field-Trimmable with Carpentry Tools - Quick, easy job site modification without specialized skills or tools
  • Stiffer - Flatter and quieter floors
  • Environmentally Friendly - Uses half the wood fiber of dimensional lumber (build "green" into the product
  • Applications: Floor and Roof

    Flange Thickness (in.): 1.5

    Flange Width (in.): 2.5 | 3.5

    Joist Depths (in.): 9.25 | 9.5 | 11.25 | 11.875 | 14 | 16 | 18 | 20 | 22 | 24

    Material: Solid Sawn Flange With OSB Web

    Availability: US and Canada

    Keywords: Boise Cascade, Boise, I-joist, Ijoist, joist, Engineered Wood, EWP, truss, rafter, wood, AJS, BCI, TJI 

Technical specification
  • Unique ref.boise09
  • Product familyWood I Joists
  • Product groupALLJoist
  • TypeObject (single object)
  • Date of publishing2010-02-03
  • Edition number1
  • Material mainWood
  • BIMobject CategoryConstruction - Beams & Lintels
  • IFC classificationStructural Member
  • UNSPSC nameWood joists
  • UNSPSC code30103607
  • Uniclass 2015 CodePr_20_85_08_86
  • Uniclass 2015 DescriptionStructural wood-composite I-joists
  • CSI MasterFormat 2014 Code06 17 33
  • CSI MasterFormat 2014 TitleWood I-Joists
  • OmniClass Number23-13 35 19 15 17
  • OmniClass TitleEngineered Wood Products
  • CSI UniFormat II CodeC10

Region availability

North America
United States