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sera Blackwater Aquatan$9.00
For a natural blackwater effect as in the tropics. sera blackwater aquatan with the Bio-Protect Formula conditions tap water to dark, clear, fish friendly freshwater just like in tropic waters. A brief turbidity is desired.
Turbidity disappears in a few hours, leaving dark and clear water.,For a natural blackwater effect as in the tropics. sera blackwater aquatan with the Bio-Protect