Revit
Published |
Revit to R.Design
Create your model with a scale of 1.00
Make sure your model is centered around (0,0,0) and its bottom is above 0 on the Z axis.
Click File -> Export -> FBX.
Select „FBX 2015 and Previous” for filetype and click Save.

Find the exported file and upload it to https://modelconverter.com/convert.html to convert your fbx file to glTF / glb file.
Place the converted and downloaded file inside the ImportedContent/Items or ImportedContent/Levels folder, depending on the purpose of your model.

After opening the application or clicking „Scan for new content”, you should see your model in the list of items.
Set the import scale to 10 and tick „Rotate 90 degrees on Y Axis”. After clicking the level name, it will show up in the scene:
