Stair Tread - Tolko Industries

T-STRAND Pro OSB Stair Tread

Tolko T-STRAND Pro OSB Stair Tread panels are engineered to provide exceptional stair systems for residential and commercial construction projects. This product provides a consistently uniform stair tread at the correct dimensions for your project, reducing material waste, construction costs and the need for temporary stair treads.


Features and Benefits

  • Knot-free and stays flat over time with no cupping, splitting, or warping
  • Provides greater dimensional stability than solid-sawn lumber and greater spanning capability than competitively priced composite materials
  • Manufactured to be straight at a consistently precise thickness, resulting in stronger stairs at a better price
  • Bull-nosed profile (square-edge available upon request on a custom order basis)
  • Easy installation
  • 84 pieces per bundle
  • Meets the APA’s Sturd-I-Floor® grade, additional requirements set out in APA Series Guidelines for Stair Treads, and building code requirements including Product Standard PS 2-18
  • Pair with T-TEC LSL Stair Stringer and T-STRAND OSB Riser for an efficient and cost-effective stair system solution
  • Enhanced protection from the elements with our red end seal


The Engineered Difference

T-STRAND Pro OSB Stair Tread panels are easy to install with no specialized training required for trades. With a precision bull-nosed profile this product is designed to work with any finished flooring material. T-STRAND Pro OSB Stair Tread is backed by Tolko’s 50 Year Limited Warranty, making it the most advanced stair tread warranty on the market.

Available Sizes

Thickness Category: 1"
Lengths: 12', 14'
Widths: 11-1/2"

Contact your Tolko Sales Representative for custom lengths and widths.



50 year limited warranty against delamination. View warranty for full details.