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500ml refill available separately
Copper is often used as a treatment for parasite infested fish and it is essential that the correct concentration is used as too high levels can be toxic to marine fish and invertebrates
switching to Reverse Osmosis (RO) water ensures the removal of these elements
Includes sufficient magnesium to restore routine depletion effectively
Eheim compactON 300 Pump - 1020340 Popular 500ml refill available separatelyThe Eheim CompactON multi use pump is a high performance pump whilst maintaining low power consumption. Eheim CompactON s German designed pump offers superior build quality offering more flexibility and flow rate adjustment, further more due to the ceramic bearings the CompactON gives a near silent performance. Suitable for freshwater and marine aquariums the Eheim CompactON pump comes complete with accessories for a versatile use. At A Glance Robust