Mono Stringer

Single central steel stringer providing a clean, modern appearance with efficient load transfer and open design flexibility.

Duo Stringer

Dual side stringers offering increased rigidity, balanced support, and compatibility with a wide range of tread and guard options.

Duo Stringer - ZigZag

Architectural dual stringer design with exposed zig zag profile, combining structural performance with a distinctive visual character.

About Our Products

What We Provide

We supply pre-engineered steel stair stringer assemblies, including mono and dual stringer configurations, designed for residential and commercial construction. Our products consist of structural steel stringers and steel tread support components only and are intended to receive finished treads and guards by others.

Stamped reference engineering drawings, material specifications, and installation guidance are provided to support permitting review and professional use.

  • Pre-engineered steel stringers
  • North American manufacturing
  • Stamped drawings available
  • Residential & commercial use
Why Our Products

Why Choose Us!

Our stair stringer assemblies are designed for structural performance, consistency, and practical installation. Each system is developed to support predictable results in residential and commercial projects.

Professionally engineered stair stringer assemblies

Designed with consistent geometry, structural integrity, and practical installation in mind.

Reference engineering for Canada and U.S. code frameworks

Developed to align with applicable Canadian and U.S. building code frameworks when properly installed.

North American manufacturing standards

Produced using controlled materials and fabrication standards for consistent quality and reliability.

Permitting documentation and ordering support

Straightforward drawings, specifications, and ordering guidance to support professional use.

Lets Get in Touch!

Contact us to discuss your project, engineering requirements, and available stair system options.

Call us

416-850-5160

Email us

office@toughrise.com