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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. Continuum Aquatics Reef-Basis KH Alkalinity Boosting Buffer - 500 grams

    Continuum Aquatics Reef-Basis KH Alkalinity Boosting Buffer - 500 grams

    $12.27

    Reef•Basis KH Buffer Description: Dry pH & KH control system for Marine Aquariums Features: • Professional Alkalinity Booster, with pH Control • Fast Dissolving, Raises KH in Marine & Reef Aquariums • True Multi-Comp... Learn More
  2. Seachem Laboratories Discus Buffer - 500 Grams

    Seachem Laboratories Discus Buffer - 500 Grams

    $12.17

    Discus Buffer? helps to replicate the ideal Discus environment (low pH & low GH (General Hardness)). Discus Buffer? will lower pH and keep it lowered. Discus Buffer? also softens water by precipitating calcium and magnesium. Use ... Learn More
  3. Seachem Laboratories Reef Builder - 500 Grams

    Seachem Laboratories Reef Builder - 500 Grams

    $10.19

    If you want to maintain the proper carbonate alkalinity of your aquarium water, then use the Seachem Reef Builder 500G from Pet Store immediately. This product helps a lot in increasing carbonate alkalinity of water. Although it... Learn More
  4. Kent Marine Superbuffer dKH 250 g

    Kent Marine Superbuffer dKH

    Price From: $6.29

    Description : Kent Superbuffer-dKH is a specially formulated pH buffer and alkalinity or carbonate hardness (KH) builder, designed to adjust the pH of saltwater aquariums to the range of 8.0 to 8.3 and build the KH. Superbuffer-d... Learn More
  5. Seachem Laboratories Reef Kalkwasser - 500 Grams

    Seachem Laboratories Reef Kalkwasser

    Price From: $10.81

    Calcium plays an important role in any reef aquarium . That’s why you need to use the Seachem Reef Kalkwasser Pet Store in your tank today. Corals and other invertebrates greatly need calcium in order to grow and survive. Using... Learn More
  6. Seachem Laboratories Marine Buffer - 500 Grams

    Seachem Laboratories Marine Buffer - 500 Grams

    $8.99

    Aquarium fish and other aquatic life forms need to be surrounded with water with a steady pH level to make sure their bodies are functioning well. This is true whether you keep freshwater or saltwater aquariums. For saltwater or m... Learn More
  7. Continuum Aquatics Reef-Basis KH Alkalinity Boosting Buffer - 250 grams

    Continuum Aquatics Reef-Basis KH Alkalinity Boosting Buffer

    Price From: $7.29

    Reef•Basis KH Buffer Description: Dry pH & KH control system for Marine Aquariums Features: • Professional Alkalinity Booster, with pH Control • Fast Dissolving, Raises KH in Marine & Reef Aquariums • True Multi-Comp... Learn More
  8. Seachem Laboratories Reef Builder - 300 Grams

    Seachem Laboratories Reef Builder

    Price From: $2.99

    Use the Seachem Reef Builder Pet Store in your tank if you want to raise the carbonate alkalinity of your water. Tested and guaranteed, this liquid solution is ideally created to increase carbonate alkalinity in you reef tank. I... Learn More
  9. Continuum Aquatics Basis Borate Free Reef Building Buffer - 500 grams

    Continuum Aquatics Basis Borate Free Reef Building Buffer - 500 grams

    $12.27

    Basis Borate Free KH Buffer Description: Dry pH & KH control system for Marine Aquariums Features: • Professional Alkalinity Booster, with pH Control • Fast Dissolving, Raises KH in Marine & Reef Aquariums • True Mul... Learn More
  10. Seachem Laboratories Tanganyika Buffer - 500g

    Seachem Laboratories Tanganyika Buffer - 500g

    $11.51

    Seachem?s Tanganyika Buffer? is a blend of carbonate salts designed to enhance the natural environment of cichlids by increasing hardness, buffer capacity, and pH. It is formulated to maintain a pH of 9.0?9.4. For optimum replica... Learn More

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