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  1. Open SketchUp and go to the Window menu (SketchUp menu on Mac)
  2. Select ‘Preferences’

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  1. Select ‘Extensions’
  2. Click ‘Install Extension…’

  1. Locate the RBZ file that you downloaded.  It will usually be found in your ‘Downloads’ folder.
  2. Select the RBZ file.
  3. Click ‘Open’

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  1. When prompted, choose ‘Yes’ to install the Extension.
  2. Restart SketchUp.

If the Extension did not seem to install correctly, try the following:

  1. Go to Window->Preferences->Extensions and make sure that the Extension is listed and enabled.
  2. Go to View->Toolbars and make sure that the Extension toolbar is listed in the menu and is enabled.