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- Feb 15, 2012
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25% H2O2 and 75% tank water for a minute or 2.
See how they react. Algae should be gone.
Use the 3% Hydrogen peroxide from pharmacy.
Better try smaller amounts first and see if problem is solved without hurting the zoas with stronger dosages.
Grandis.
See how they react. Algae should be gone.
Use the 3% Hydrogen peroxide from pharmacy.
Better try smaller amounts first and see if problem is solved without hurting the zoas with stronger dosages.
Grandis.

