Ceiling collection:
https://3dsky.org/collection/shared/5313907 

CORONA + VRAY (2013)
FBX CORONA + VRAY (2009)

Armstrong ceiling systems with a set of components. For convenience, ceiling modules are presented in several assembly options. It is possible to assemble your own versions of ceiling modules in the archive there are explanatory assembly diagrams and the location of the parts. In the models of signs, the UVW Map modifier is left for the ability to change the image.
Links to all models are in the attached text file.

The set contains:

- Armstrong ceiling system
- Ceiling panels 600 x 600 mm.
- Ventilation grilles.
- Sprinkler irrigator.
- CCTV camera.
- Built-in air conditioner.
- Technical lighting.
- Fire alarms.
- Signs.

Other sets:

https://3dsky.org/users/solomon5555/models