The model includes only tulle (8 positions) and a window frame.
The material (color) of tulle is easily editable

The model is made in Corona 6
The model uses CoronaLegacyMtl
The rendering is done in Corona renderer
The conversion of materials to Vray is performed using Vray-converter

Files:
Corona 6 max, Corona fbx, Corona .mat
Vray 6 max, Vray fbx, Vray .mat

Square mesh, no smoothing required
, tulle height ~3000mm