The total integer number of bathrooms in some [Accommodation](https://schema.org/Accommodation), following real estate conventions as [documented in RESO](https://ddwiki.reso.org/display/DDW17/BathroomsTotalInteger+Field): "The simple sum of the number of bathrooms. For example for a property with two Full Bathrooms and one Half Bathroom, the Bathrooms Total Integer will be 3.". See also [numberOfRooms](https://schema.org/numberOfRooms).