| Its castellated brown walls and four towers stood guard over a dry moat that could be flooded from the cisterns in case of an attack. |
| In Delian architecture, wells, cisterns, and large water reservoirs were usually located in a courtyard. |
| The water levels for the cisterns for each commodity will find a common level. |
| Install half-flush cisterns in toilets so that the amount of water flushed down the drain can be reduced. |
| Silver cisterns date from the 1660s and soon after examples were also made in tinware lacquered and decorated in the prevailing oriental taste. |
| Place tight covers over cisterns, cesspools, septic tanks, fire barrels, rain barrels and tubs where water is stored. |
