Curtains 2 options

Corona version 9
Materials of CoronaLegacyMtl + Vray
Vray materials are obtained using Vray converter
In the archive: hidden cornice, two curtains 1300mm, 3000mm, 6000mm. The height is 3000mm.
Three different linen fabric
materials The material allows you to easily change the color of the procedural card
The geometry is adapted to the Turbosmooth modifier
CoronaLegacyMtl requires a version of Corona Renderer at least 1.5, since the cards are designed to use PBR (roughness-metallic)
Who works in a V-Ray version lower than 3.1 be careful, in the materials in the BRDF section there is a Microfaset GTR ( GGX ), if your version is older than 3.1, then the BRDF field will be empty. Choose Blinn, Phong or Ward – which is preferable for you.
All cards are designed for the PBR roughness-metallic workspace.