Support 2 electrodes Support for 2 electrodes. Fixation at the southern aquarium of vertical windows. Possibility of reliance on the immune probe of the electrode

Pipe holder Holder for 6 mm CO2-hose to fi t onto glass of up to 10 mm in thickness.

Support 4  electrodes Support for 4 electrodes. Fixation at the southern aquarium of vertical windows. Possibility of reliance on the immune probe of the electrode