The model is made in mm.
The payouts of the objects are in a logical place. A scan was made on the objects. All models and materials as well as textures have been renamed with logical names.

The fabric color of the curtains and the ottoman are made using Corona Color and Vray Color. By changing only one parameter you can make any color you need.

In the scene there are two light sources at the lamps. If you use the obj file. That is a light source in a scene with a temperature of 4500 kelvin and an intensity of 3. With a radius of 150 mm.

Dimensions of one fitting room: 1550x1550x3500 mm

Fitting room (closed): 69166 polygons
Fitting room (open): 69554 polygons

A scan was made on all objects.

Enable the TurboSmooth modifier before rendering.

Enable the turbosmooth modifier before rendering.
For those who use the obj file throw the turbosmooth modifier in front of the render. 1 iteration is enough for rendering.