Open Joist

OPEN JOIST is the engineered floor joist that satisfies every requirement for safe and lasting construction.

*Product mix varies by location, please check with your local branch for product availability.

Open Joist Truss

Customer Portal

Open Joist Truss

Open Joist is a revolutionary, open-web, wood floor truss engineered with superior strength and load-carrying capabilities. This open web joist offers advantages and assurances that enhance residential, multi-family, off-site, hospitality and light commercial building projects.

Product Details

Features & Benefits

  • Open Joist is lightweight and easy to install and doesn't require structural rim.
  • Mechanical systems install within the floor's framing rather than hanging below.
  • Open Joist offers builders and homeowners peace of mind with a lifetime warranty.
  • Trimmable trusses let you cut the exact length dimensions needed for framing.
  • Long-span capabilities can eliminate the need for intermediate bearings and thus reduce framing costs.
  • Open Joist's design affords the most cost-effective depths, which are versatile to each floor design.
  • Manufactured from high-quality, "mature-growth" trees of a fast-growing species from managed forestland.


Open Joist Brochure

Open Joist Installation Guide

Open Joist Warranty

Open Joist ER 0480 Evalutation Report

Open Joist ESR 1035 Evalutation Report

Open Joist Truss Repair Details