Eheim Battery Powered Gravel / Sludge Vacuum Cleaner

With this battery-operated gravel cleaner (batteries are included), you can clean the floor of your aquarium easily, even between water changes. The power of the device is so designed that dirt is taken up without disturbing the gravel and its purifying bacteria. A filter compartment in the device retains the dirt while letting the water immediately back into the aquarium. The filter element is simple to remove.

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