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Additives & Supplements

Aquarium Supplies

Fish Additives & Supplements

We carry a wide variety of additives produced by the most respected companies serving the aquarium hobby, such as Kent Marine, E.S.V., Seachem and Two Little Fishies. 2-part Calcium and Alkalinity Supplements are popular additives among reef keepers since calcium and alkalinity tend to deplete quickly in a reef aquarium.

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  1. AquaMaxx Synergy Plus 2-Part Calcium & Alkalinity Supplements - 32 oz. (16 oz. each bottle)

    AquaMaxx Synergy Plus 2-Part Calcium & Alkalinity Supplements - 32 oz. (16 oz. each bottle)

    AquaMaxx Synergy Plus is concentrated and ionically balanced. This calcium and alkalinity supplement work synergistically to help maintain and stabilize the Calcium, alkalinity and pH levels in your aquarium. The `Plus` being the ...
    ONLY
    $12.49
  2. Seachem Reef Fusion Two Part System 1 & 2 Calcium and Carbonate Supplement - 500ml each

    Seachem Reef Fusion Two Part System 1 & 2 Calcium and Carbonate Supplement

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    If you are running a coral reef tank , there's one thing you have to make sure: You need a constant supply of calcium in the water. Corals use up calcium to form their exoskeletons. Without calcium, they will not be able to form...
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    $14.38
  3. Seachem Reef Fusion Two Part System 1 & 2 Calcium and Carbonate Supplement - 500ml each

    Seachem Reef Fusion Two Part System 1 & 2 Calcium and Carbonate Supplement - 500ml each

    If you are running a coral reef tank , there's one thing you have to make sure: You need a constant supply of calcium in the water. Corals use up calcium to form their exoskeletons. Without calcium, they will not be able to form...
    ONLY
    $14.38
  4. AquaMaxx Synergy Plus 2-Part Calcium & Alkalinity Supplements - 64 oz. (32 oz. Each Bottle)

    AquaMaxx Synergy Plus 2-Part Calcium & Alkalinity Supplements - 64 oz. (32 oz. Each Bottle)

    Be First to Review

    AquaMaxx Synergy Plus is concentrated and ionically balanced. This calcium and alkalinity supplement work synergistically to help maintain and stabilize the Calcium, alkalinity and pH levels in your aquarium. The `Plus` being the ...
    ONLY
    $19.49
  5. AquaMaxx Synergy Plus 2-Part Calcium & Alkalinity Supplements - 32 oz. (16 oz. each bottle)

    AquaMaxx Synergy Plus 2-Part Calcium & Alkalinity Supplements

    Read 2 Reviews

    Write a Review

    New! AquaMaxx Synergy Plus- Ionic Balanced Calcium & Alkalinity Supplement AquaMaxx Synergy Plus is concentrated and ionically balanced. This calcium and alkalinity supplement work synergistically to help maintain and stabilize...
    FROM ONLY
    $12.49

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