plugin for SketchUp is a specialized professional engineering toolset designed for MEP (Mechanical, Electrical, and Plumbing) design and 3D steel structures. While the plugin itself is a premium paid product, users can access its full features for free during a limited evaluation period. Availability of "Free" Versions
Used for electrical cable management systems. 3skeng plugin sketchup free
This is the most popular tool. It allows you to route pipes, place valves, and generate isometric drawings. Watch the Tutorials : The 3skeng website offers
Benefits of Using the 3skeng Plugin