| 摘要 |
A dispenser for dispensing a water conditioning material into a water system, comprises a replenishable container 10 for receiving the water conditioning material, the container being connectable into the water system by way of connectors 62, 62'. The dispenser further comprises means 80, 92, 112 for automatically closing the container off from the water system in response to an operation to gain access to the container for replenishment. <IMAGE>
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