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Old 03-01-2008, 04:53 PM   #106 (permalink)
natdc2
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Default Re: DIY CO2 Guide with Pictures & Recipes

I have a question. How many bottle of 2L should I use for a 30 gallon? Is one sufficient enough to produce the require amount of co2 by injecting the co2 into a powerhead. If not, should I use two and deliver it into a powerhead also? Thanks you.
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