A set of glazing elements based on Schuco sliding systems (ASS 77PD + FWS 35PD + AWS 75 PD)
The models are created primarily for exteriors. Lightweight and easy to edit. They are assembled into a single glazing tape.

Who works in V-Ray version 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 – which is preferable for you