You can make tubes with the Follow Me tool or you can install a plugin to make this process just a wee bit easier.

Tubes with Follow Me
  1. Open SketchUp.


  2. Make two clicks. move tool to center and pull up to create an arc. Click to accept changes.



  3. Click last endpoint and drag. A new arc will form—the curve will act as a sine wave. Double click to accept form.






  4. Draw a circle at one end of the curve.



  5. Select the curve with the Select Tool (spacebar).



  6. Select the Follow Me tool and click on the face of the circle



  7. Triple click on the form and select Reverse Faces from the Context Menu



With an extension

  1. Navigate to the Extension Warehouse


  2. Search for tube and select the Shapes extension


  3. Install the extension


  4. You will find the Shapes under the draw menu




Now what?

  1. Create a model with Tubes.