When a model is a "Solid" in SketchUp, it means the mesh has no holes, no stray lines, and no internal faces. Solid Inspector² doesn't just find these problems—it often fixes them with a single click. How to Download Solid Inspector²

Here is a deep dive into why this plugin is indispensable, what the "2" brings to the table, and how to safely get it into your workflow.

If you are designing furniture, architecture, or organic shapes for , Solid Inspector 2 is mandatory. It is stable, free, and arguably the most reliable diagnostic tool available in the SketchUp ecosystem.

This extension requires a support library also made by ThomThom. SketchUp will usually prompt you to install it automatically. If not, search for "TT_Lib2" in the Extension Warehouse and install it first.

: An alternative popular community repository for downloading the RBZ file.