The render was created in Corona 6.The materials in Vray are translated using a converter.

For Corona render, it is recommended to install a version not lower than 1.5, since the glossiness of materials is configured with PBR in mindWho 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

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Ventilation, cable, cable channel, electrics, lighting, air conditioning, office ceiling, restaurant ceilings, garage, for visualization of industrial premises, industrial ceiling, grille on the ceiling, supply and exhaust valve, video surveillance, open ventilation systems in interior design