CHEAP BIOLOGICAL FILTER! BIO-BALLS REVIEW!

hey everyone and welcome to the channel today we doing a review on the marineland bio-balls wave maker! I got this one on amazon with link to buy it down below!
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Im selling live guppies if you are interested check out the links:
OUR WEBSITE: chengsaqua.wix...
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amazon links
air valve splitter! connect up to 10 airlines!
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hole saw kit:
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glass hole saw
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bags:
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