#11
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bioballs
Oh I see. Thanks.
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#12
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Anybody have any left over in Calgary? I need some as well.
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#13
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Bioballs are also used to make coil denitrifiers. I've seen more references to this in the forums lately.
Vickie |
#14
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I am using them as my filter for my pond. They should do the job nicely.
Chris |