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because it allows to control the CO2 flow
RPM is used by public aquariums
NOT FOR HUMAN MEDICAL
High in stabilized vitamin c to reduce stress and build immunity to disease
Easy to make premix
Oase HEL-X 13 BIOMEDIA 0.3 GAL Breeding because it allows to controlHel X Biomedia has an extremely large protected settlement surface (800m 1000 liter) that allows beneficial bacteria to grow and thrive. The material is designed to stop floating as soon as it reaches a certain level of bacteria colonization. This is replacement media for the main filter unit of the BioMaster. It is best to only replace the Biomedia when you do a complete tank restart as to not disturb the beneficial biological load. The Hel X 13
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