Your attention is presented glass from the Sofia collection:

T01 - Triplex Clear glass
T02 - Triplex frosted glass
Т04 - Triplex bronze clear glass
Т05 - Triplex dark glass
T31 - Gray transparent glass
T07 - Gray frosted opaque glass
T12 - Frosted opaque glass

Our website - https://sofiadoors.com/ 

Those who work in V-Ray versions lower than 3.1, be careful, in the materials in the BRDF section there is Microfaset GTR ( GGX ), if your version is older than 3.1, then the BRDF field will be empty. Choose Blinn, Phong or Ward - whatever suits you best.