Representing the latest in cold formed steel truss design technology, KeyTruss has suppliers of older, legacy steel truss systems looking over their shoulders.

The KeyTruss steel truss design system incorporates the latest in construction technologies – automating and expediting processes at every stage of the construction lifecycle – from truss design, to fabrication, shipping, logistics, and installation.

Our steel truss design technology is manufactured using the latest in sophisticated, computer-driven roll formers that are tightly integrated with our state-of-the-art software for bidding, designing, and engineering trusses.

The proof is in the product. KeyTruss – high quality, custom trusses that will save you money and make your life easier. Specifically, KeyTruss is:

  • Disruptive cost savings with labor, materials and shipping
  • Is available in a wide range of profiles and steel gauges
  • Is manufactured from 100% prime steel
  • Contains a high level of recycled content level that assists in achieving LEED certification
  • Offers multiple UL® assemblies
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For Designers

KeyTruss is supported by a comprehensive suite of software that provides designers with all the tools needed to quickly estimate, design, and engineer high quality roof and floor trusses.

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For Fabricators

The unique features of KeyTruss are designed to save lots of time and lots of money at every stage of fabrication.

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For Contractors

KeyTruss makes the job of contractors and installers easier and more efficient in a whole host of ways.


ISF provides a comprehensive, integrated system of steel software, steel frame roll formers, product development and support services, and ISF’s technology can be found in ISF’s products and in certain products offered by ISF’s commercial partners.

Truss Assembly

United States Patent No. 10,287,774
Other patents pending.

Metal Stud

Provisional Patent Application Ser. No. 62/062,438;
United States Patent No. D606,211
Other patents pending.


UL Ratings

Technical Information

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