This Free model demonstrates solid walls. 1.5MB R11.5
Another fine building for your consumption. If you have an account , you get to download this model for Free. Around 1MB R11.5 scene file.
If you have an account , you get to download this model for Free. Its a C4D 11.5 scene file and around 1.1 MB.
a bunch of autobuildings.
on route.