Glass door 1000 Lines of SOFIA factory.

It is presented in a hidden Invisible box in an aluminum profile with a corrugated gray glass T_30.

Link to the door – https://sofiadoors.com/catalog/steklannye-dveri/kollektsiya_1000_liniy 

Collection of our materials – https://3dsky.org/collection/shared/5086367 

Who works in a V-Ray version lower than 3.1 be careful there is a Microfaset GTR ( GGX) in the materials in the BRDF section 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.