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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. Caribsea Phos-Buster Pro 8oz

    Caribsea Phos Buster Pro

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    Phos-Buster™ Pro Phos-Buster™ Pro’s unique patent pending formula removes dissolved phosphates in minutes instead of days. Safe for all reef tanks, saltwater, and freshwater aquariums of all sorts. Each 8 oz. bottle removes at ...
    FROM ONLY
    $25.49
  2. CaribSea Purple Up Coralline Algae Accelerator 8oz

    CaribSea Purple Up Coralline Algae Accelerator

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    Use the Caribsea Purple Up Coralline Algae Accelerator 8oz from Pet Store to keep your coralline algae healthy all the time. Coralline algae are essential to the natural balance of reef aquariums. Some fish and other water creat...
    FROM ONLY
    $11.99
  3. Caribsea AragaMilk Liquid Aragonite Calcium Supplement 8oz

    Caribsea AragaMilk Liquid Aragonite Calcium Supplement 8oz

    AragaMILK™ Ideal for African cichlids, livebearers, and marine aquariums of all types! The perfect alkalinity booster because...aragaMILK™ has a full pound of buffer in every 16 fluid ounce bottle. This buffer comes in two form...
    ONLY
    $11.99
  4. Caribsea AragaMilk Liquid Aragonite Calcium Supplement 8oz

    Caribsea AragaMilk Liquid Aragonite Calcium Supplement

    Read 7 Reviews

    Write a Review

    AragaMILK™ Ideal for African cichlids, livebearers, and marine aquariums of all types! The perfect alkalinity booster because...aragaMILK™ has a full pound of buffer in every 16 fluid ounce bottle. This buffer comes in two form...
    FROM ONLY
    $11.99
  5. Caribsea Phos-Buster Pro 8oz

    Caribsea Phos-Buster Pro 8oz

    Phos-Buster™ Pro Phos-Buster™ Pro’s unique patent pending formula removes dissolved phosphates in minutes instead of days. Safe for all reef tanks, saltwater, and freshwater aquariums of all sorts. Each 8 oz. bottle removes at ...
    ONLY
    $25.49
  6. CaribSea Purple Up Coralline Algae Accelerator 8oz

    CaribSea Purple Up Coralline Algae Accelerator 8oz

    Use the Caribsea Purple Up Coralline Algae Accelerator 8oz from Pet Store to keep your coralline algae healthy all the time. Coralline algae are essential to the natural balance of reef aquariums. Some fish and other water creat...
    ONLY
    $11.99

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6 Item(s)

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