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Dapg8gt · 06/07/2012, 10:19 PM

Not sure but I was told it adds CO2 to the tank. Don't quote me on that just read it somewhere.

06/07/2012, 10:19 PM	#4
Dapg8gt Registered Member Join Date: Dec 2011 Location: Pacifica Posts: 3,741	Not sure but I was told it adds CO2 to the tank. Don't quote me on that just read it somewhere.