Allegheny Structural Components, Inc.

Allegheny - Open Joist

Allegheny Structural Components, Inc is the exclusive manufacturer for Open Joist in the United States.  Allegheny Structural Components markets its products through a network of distributors throughout the continental US and is actively growing its network in open territories. Allegheny Structural Components maintains an adequate inventory of Open Joists on site for quick delivery turn-around, days not weeks.

Company Address:
Allegheny Structural Components, Inc.
3778 Oneida Valley Road
Emlenton, PA  16373 

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Phone: (724) 867 - 1100

  • Our Products

    Open Joist

    Open Joist is an engineered floor joist that is known as the original "trimmable floor joist" and meets the criteria to qualify for an exception in the Fire Protection of Floors in the IRC. Each joist is tested to 2.1 times its design load and comes with a transferable Lifetime Warranty.

    Open Joist


    Description Download
    Open Joist Installation Guilde