BIO BALLS are specifically designed to maximise flow of air and
water, and to provide a large surface area for effective colonization
for nitrifying bacteria.
These bio balls are small, pegged
plastic balls mainly used as the biological media in wet/dry filters.
These little plastic bio balls have TONS of surface area for the growth
of bacteria for filtration. There are 75 bio balls per gallon. They are
used as the biological media in salt water and fresh water aquariums as
well as ponds.
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