Quote:
Originally Posted by mcgyvr
If your goal is to spend more money on carbon dosing then go for it..
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The cost does not seem to be that much different. 3 year supply for my tank costs me $30. If I go with vinegar, it cost me 1 cent per day. Using NP-BACTO-BALANCE costs me 2.5 cents per day.
I believe vodka might be even closer in cost.