Question：How to get the "holes" within an host like wall?

[kike (Kike Garcia)]

Hi @user454,

Please look these two posts.

Obtaining geometry that represents walls and window placement

Hi @nglynn, If you need something more accurate on curved or slanted walls try this. [image] [image] RiR-WallOpeningsGeometry.gh (27.0 KB)

Get Window Opening Cut profile from Revit

I’m unable to found API in Revit to directly do this, but a geometrical approach like this below should work. Extract-WindowProfie.gh (19.6 KB) [image]