Colombo Bact Balls Aquarium Filter Bacteria Select:1L Regular replacement helps prevent pump

Regular replacement helps prevent pump wear-out

or FX6 external canister filters

and the included 150w heater and Moray 700 internal filter ensure a stable

Inside part dimensions: 20 mm (0

Colombo Bact Balls Aquarium Filter Bacteria Select:1L Regular replacement helps prevent pumpColombo Bacto Balls contain unique bacteria. DNA screening techniques have been used to select the best strains. Use Bacto balls for clean and clear water, an optimal biology, and healthy plants and fish. Algae growth is also reduced and organic waste decomposed. Usage: 100 balls per 1000 litres of pond water. Replace monthly. Dose the Bacto Balls in your filter or direct into the Pond. For easy handling Bacto Balls can be put into a media bag which