Specification Resources

The resources on this page help with the proper specification of standard and custom steel doors and frames. These should be considered as guidelines; always refer to your local or state code requirements.

photo of attractive steel doors in a K-12 school

Sample K-12 Specification

This is an example of a section 081113 Hollow Metal Doors and Frames specification for a K-12 project that includes standard and custom doors and frames, acoustical assemblies, and thermal break frames.

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photo of steel doors in a healthcare facility

Sample Healthcare Spec

This is an example of a section 081113 Hollow Metal Doors and Frames specification for a healthcare facility, which includes standard doors and frames, fire rated assemblies, sidelights, and more.

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drawing of a door assembly


Download free door and frame drawings and models. They are available in all of the file types you need, including PDF, AutoCAD, Revit, and SketchUp. You can also download groups such as single steel doors or drywall.

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close-up of the top of a steel door and frame

Knock Down vs. Welded Frames

Design professionals often have to decide which type of frame is best-suited for their project. Learn about the most popular types of KD and welded frame constructions, along with the pros and cons of each.

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photo of half-open blue steel blast resistant door

Specifying Blast Resistant Assemblies

Learn about specifying steel doors and frames for blast resistance. This standard covers the terminology, levels of protection, and how to request a quote.

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photo of concert hall with acoustic doors

Specifying Acoustic Assemblies

Learn about acoustic doors and which STC ratings are commonly specified. Learn more in SDI 128 - Guidelines for Acoustical Performance of Standard Steel Doors and Frames.

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close-up photo of grouted frame damage

The Risks of Grouting Frames

When should frames be grouted? Ask three people and you’ll probably get three different answers. This article shares SDI's stance on grouting frames and why.

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photo of exterior of building with gray steel security door

Reducing the Risk of Forced Entry

Although each facility’s security needs are unique, virtually every type of building requires protection against forced entry. Learn how to determine the degree of protection that is appropriate and which products are most suitable.

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