Thread: Perlite, won't it float
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Old 02-06-2009, 10:57 PM
Perlite Perlite is offline
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Join Date: Feb 2009
Posts: 3
Default Perlite, won't it float
If you're using Perlite, won't it float over the top of the cup when the water is entering the cups or is something needed on top of the cu?
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