The Planted Tank Forum - View Single Post - DIY canister filter
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Old 07-05-2009, 02:00 AM   #34
Regloh
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You make a good point... you should be able to get close to 100% efficiency this way.
With the powerhead on the bottom of the tank there is very little chance it will "airlock" the pump, which is the most common concern with running the CO2 into canister filters...
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