Generates 3D roof framing members, rafters, beams, and decorative end profiles.
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The recommended method to install Instant Roof Pro (and the current version, Instant Roof Nui) is through SketchUp's built-in Extension Warehouse. It's a paid plugin and must be downloaded through a valid SketchUp account.
Speed up schematic design phases and client presentations with realistic roof pitches and materials. Instant Roof Pro Sketchup Plugin
The most commonly mentioned alternative in the SketchUp forums is TIG Roof (by developer TIG). It is a robust and free alternative that many users like. However, user feedback indicates that while TIG Roof is very effective for basic structures, Instant Roof Pro offers a superior level of realistic architectural detailing (such as decorative truss ends and Dutch gable styles) that makes it stand out for professional rendering and construction documentation.
Set how far the eaves extend past your selected line. Eave Type: Choose between plumb cut or square cut. Step 4: Generate and Refine
| Feature | Instant Roof (Free) | Instant Roof Pro | Instant Roof Nui | | :--- | :--- | :--- | :--- | | | Basic roof creation (hips, gables, sheds) | All Free features, plus Pro-only elements | All Pro features, plus Nui-specific tools | | Roof Framing | Limited | Full framing members (rafters, beams, hips) | Full framing members, including decorative trusses | | Dormer Tool | No | Yes | Yes, includes a dedicated Dormer Maker tool | | Cornice/Corbel | No | Limited | Yes, for flat soffits | | Roof Styles | Preset styles only | Preset + customizable user styles | Preset + customizable user styles (with images) | | Gutter Profiles | No | No | Yes, with predefined profiles | | CAD Fixer Tool | No | No | Yes | | Pricing Model | Free | One-time purchase ($39) | Yearly subscription ($39/year) | Generates 3D roof framing members, rafters, beams, and
Pro Tip: If you are using SketchUp 2020 or earlier, ensure you have the latest LibFredo6 installed, as many advanced roofing scripts rely on Fredo6’s language libraries for geometry processing.
suite and is frequently cited as a "must-have" for architects and design professionals. Key Features & Capabilities
Always wrap your underlying building walls in a group before generating the roof. Because Instant Roof Pro outputs the roof as its own isolated group, keeping your model organized prevents geometry from merging permanently. Speed up schematic design phases and client presentations
Adjust the overall pitch (e.g., 4:12 or 30 degrees), overhang distances, fascia heights, and material types.
: Use the built-in Cad Fixer tool to repair issues with imported CAD geometry that might prevent the roof from generating correctly. Manually Downloading Extensions | SketchUp Help
: Click "Make Roof." The plugin will automatically group the new geometry, keeping your model organized. Enhancing Your Roof Designs with Instant Roof Pro