The scene has 2 baths and 2 types of mixers for each of them. Materials are configured for the two render types corona and vray.
Baths: Abber AB9213, Abber AB9216
Faucets: CEA DESIGN GIOTTO PLUS Collection GIO97, CEA DESIGN GIOTTO PLUS Collection GIO84
Link to my model where the whole collection is represented:
https://3dsky.org/3dmodels/show/cea_design_set 
Polygons: 153,859
Vertices: 157,700

Thank you for choosing my model! Enjoy your use!