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  1. muellerinc.com
    https://www.muellerinc.com

    Steel Building 3D Design Tool - Mueller, Inc

    Design and get a quote on a metal building with our 3d tool. Design your dream building online.

  2. worldwidesteelbuildings.com
    https://www.worldwidesteelbuildings.com

    3D Metal Building Designer | Design Your Custom Metal Building

    Create your dream structure with our metal building designer. Customize size, type, and features using our 3D tool to design garages, steel kits, and more!

  3. buildingsguide.com
    https://www.buildingsguide.com › design

    Metal Building Designer | FREE Online 3D Design Tool

    Aug 29, 2025 · Design your metal building with our 3D building design software. Use templates for garages, shops, and barndominiums for competing online estimates.