Dimensions: W 3100 x H 2700 x D 500mm
Who works in 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 to you.