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02/23/2010, 11:05 AM
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Registered Member
Join Date: Mar 2003
Location: Florida
Posts: 799
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Zeolite as Substrate???
Hello!
I have a large amount of unused Kent Nitrate Sponge (granular zeolitic medium) I was wondering if I could use this for a substrate in a refugium. Possibly taking it out and replacing it once a year. Your thoughts?? thanks shawn
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