Stair Tread - Tolko Industries

Stair Tread

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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 stay 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
  • 88 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.


Call our EWP sales team to ask about stair tread.