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This fantastic little device is simple to use and gives great results
Beginning with a low dosage and gradually increasing it with time will allow the biological filtration in the aquarium to adjust to the increase in nutrients
Use of a filter bag such as The Bag is recommended
Other medias tested reached only to 30 40 % of its removal capacity by weight
Vitamins in the animal not the water
Biohome Biogravel Size:1kg This fantastic little device isBiogravel is an entirely new concept for filtration and is essentially a gravel made from sintered glass which has a wide range of applications. The latest development from Biohome, Biogravel is the ideal substrate for your tanks. It will not increase pH, supports growth of zooplankton and is the perfect playground for shrimp. Having a porosity of approx. 42% it performs at a similar level to the Biohome Standard and Plus with the added benefit of