Because it is a Sketchup Extension, it can be loaded or unloaded as needed.You can access methods from Instant Roof Nui Toolbar.Also note if your imported model has CAD high polygonal geometry on it then the cad fixer has an option to try and fix that as well.Note: first use the good settings for the cad fixer, the other options are for far more problematic CAD imports such as traced geometry.CAD fixing work: additionally, you can use the imported geometry from other CAD programs to create roofs using the CAD fixer button.Can be easily created and modified using the add materials icon on the toolbar. Adding, Removing, or Changing Roofing Material and Objects: soffits, fascia, hips, beams, rafters, roofing types, etc.Adding Beams, Rafters, and Gutters to a Roof: Just select existing roof faces and click on the roof details option.Making a Dutch Gable: select the hip roof faces as you wish and click the Dutch gable icon.Making a Roof: just select edges and faces and click the make roof icon on the toolbar – and see the magic!.Instant Roof Nui is an upgrade of Instant Roof Pro, and it has the following capabilities: With Instant Roof Nui, you can virtually construct precise and beautiful roofs in a snap! Instant Roof Nui Extension Highlights So, you’ve been using SketchUp for a while now, but have you seen how difficult it is to design roofs in SketchUp? Don’t worry, Instant Roof is here.