1) Rooms 
The reredorter or necessarium was a communal latrine found in mediaeval monasteries in Western Europe and later also in some New World monasteries. It was normally attached to the south end or the east side of the monks` dormitory or `dorter` on the east of the main cloister with seats arranged on the first floor of the building allowing direct......
Annex to monastic dormitory containing garderobes or latrines.