The substrate will not harden the water, it immediately removes nitrogenous waste (Ammonia, Nitrite and helps remove Nitrate).

Pure Water Pebbles Bio-Activ Live African Cichlid Aquarium Substrate, 20-lb bag

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The substrate will not harden the water, it immediately removes nitrogenous waste (Ammonia, Nitrite and helps remove Nitrate).

By on Dec 3, 2017 Report

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