the archive file has model of a office building (Ground floor + offices floors) also in the archive there are perspectives.
Export File: Fbx
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Units in centimetre.
No third-party plugin or script required.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
feel free to use it for your projects.