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bertoni · 11/05/2015, 09:52 PM

The hydrogen peroxide is more likely to hurt fish and corals than algae, unless you're considering a spot application.

11/05/2015, 09:52 PM	#2184
bertoni RC Mod Join Date: Mar 2002 Location: Mountain View, CA, USA Posts: 88,616	The hydrogen peroxide is more likely to hurt fish and corals than algae, unless you're considering a spot application. __________________ Jonathan Bertoni