| 摘要 |
A device comprising a movable sealing flap (3) arranged between the toilet bowl (1) and the siphon trap (2) substantially in the plane (P) of the level of the water (E) in the siphon trap (2), and a pressurized water supply (5) located immediately beneath the flap (3). The device may be used to reduce the amount of water used in toilet flushing. |
