Here is a complete and contemporary realistic bathroom pack set for all your archviz projects.
These formats are avaliable on FBX / OBJ / DAE, with non-overlapping UVs for light baking.
They are:
3 Overlap sinks
Textures: https://texturehaven.com/
This pack is totally compatible for Unreal Engine 4 and Unitty.
OBS : The scenes are only representative, they don't come with the pack. Feel free to build them if you'd like.