The bathroom is an odd but important room in feng shui. Traditional feng shu was invented long before indoor plumbing, so the bathroom is a latecomer to the feng shui philosophy.
Most feng shui experts tell us not to decorate the bathroom in traditional feng shui fashion. Just keep the door closed.
The idea is that used wash water and sewage are very bad feng shui and should be closed off from the rest of the living areas. En suite, or adjoining, bathrooms are frowned upon in feng