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Brad Miller
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No for me
Never saw any real benefit to using one
Never saw any real benefit to using one
Ranjib
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Depends on your setup. It can help removing bacteria . Not very useful otherwise
No. I firmly believe they're a waste of money. I worked on marine tanks for a couple of years and I've had one my self for a long time. I never saw a difference in tanks that used them. I have never had one in my systems.
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