She added walls, windows, and a foundation. Her museum looked professional, realistic, and ready for 3D printing or rendering.
The first results were sketchy forum links and YouTube videos with robotic voices. Then she saw a name repeated over and over: .
In half a second, her flat, invalid surface became a beautiful, solid, 3D-concrete roof with perfect, even thickness. No errors. No broken geometry. --- Joint Push Pull Sketchup Plugin Download
She learned that Joint Push Pull (JPP) is a legendary extension created by Fredo6, a famous SketchUp plugin developer. Unlike the standard tool, JPP doesn't just push flat rectangles. It can push any face—curved, bumpy, vertical, or twisted—outward or inward to create a solid, real-world thickness.
Frustrated, Maya opened her browser and typed: She added walls, windows, and a foundation
Pop.
Every time she clicked on a curved face, SketchUp gave her the same error: “Cannot extrude curved or triangulated surfaces.” Her beautifully wavy roof remained a flat, useless shell. Then she saw a name repeated over and over:
With the plugin installed, Maya selected her wavy roof surface. She clicked the icon (a blue arrow pushing a curved face). She chose Normal mode, typed 6 inches (the thickness of concrete), and clicked.