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Old 09-18-2008, 01:06 PM   #12 (permalink)
jmontee
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Default Re: CO2 system suggestions for a 75gl tank

I completely agree with Hoppy. I now use a solenoid and needle valve to shut off the CO2 at night. I also used to just run CO2 24/7 and I did not have any problems with my fish.
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