Hi all.

I'm slowly working my way through the merge of multiple floors into a single model. For context, the garage floor is sunk almost 3' below the first floor, but both of these levels share the same ceiling - the bottom of the second story floor.

While I have thickness applied to my level 1 ...

Thank you, Emmanuel - that was the option I was attempting to locate! It appears to have worked well... except for highlighting a few mistakes between floors! :)

Any input on whether there a "best practice" for how to address multi-level walls using SH3D?

For example, is it better to always draw ...

Greetings, all!

I created the first and second levels of a house as separate files, with no previous consideration that it might eventually be beneficial to merge them, much less properly offset them vertically relative to each other. (Thus, my second floor is at 0 elevation, as I didn't think I'd ...