Additives  There are 34 products.

  • £ 18.95
    LIQUID ROTI-RICH™, MAINTENANCE DIETROTI-RICH™, MAINTENANCE DIET FOR INVERTEBRATES formulated for the culture of live feeds such as Artemia and rotifers for rearing larval fish, shrimp, and other invertebrates.
    In Stock
  • £ 13.95
    SODIUM BICARBONATE - NAHCO3 Sodium Bicarbonate can be used to replenish carbonate hardness (alkalinity) levels in seawater, which will otherwise drop as stony corals grow, extracting carbonate and calcium from the water to form their skeletons.  
    In Stock
  • New
    £ 8.95
    LIQUID ROTI-RICH™, MAINTENANCE DIETROTI-RICH™, MAINTENANCE DIET FOR INVERTEBRATES formulated for the culture of live feeds such as Artemia and rotifers for rearing larval fish, shrimp, and other invertebrates.
    In Stock
  • £ 36.95
    Polyplab Colors is ulta pure Amino Acids engineered for the most demanding growers. It is designed for:- Ultra Low Nutrient Systems- Reverse Coral Bleaching By Quickly Removing Excess Nutrients- Promotes Tissue and Polyp Pigment Extension- Promotes Pigment Growth- Damaged Corals Heal Faster Size: 50 mL Concentration: 200%
    In Stock
  • £ 24.99
    One and Only Live Nitrifying Bacteria Eliminates new tank syndrome Instantly creates a bio filter Removes toxic ammonia and nitrite, naturally No sulfur or other offensive odors No wait needed 100% natural   Good for 6 months at room temperature,1 year at 50°F. Best to keep refrigerated for longest shelf life.
    In Stock
  • £ 6.00
    Eco-Balance Multi-Strained Probiotic BacteriaMaintains a balanced, healthy aquarium environment Blocks out unfriendly bacteria Promotes optimal water quality 100% Natural  Good for 6 months at room temperature,1 year at 50°F. Best to keep refrigerated for longest shelf life.
    In Stock
  • £ 21.95
    SODIUM BICARBONATE - NAHCO3 Sodium Bicarbonate can be used to replenish carbonate hardness (alkalinity) levels in seawater, which will otherwise drop as stony corals grow, extracting carbonate and calcium from the water to form their skeletons.  
    In Stock
  • £ 22.99
        Lugol's Solution for Use by Advanced Reef Aquarium Hobbyists 30ml OverviewBrightwell Aquatics Lugol's is an extremely powerful iodine/iodide solution.  It should only be used by advanced aquarists.Lugol's is not formulated for human use.    
    In Stock
  • £ 7.95
    TheReef® Alkalinity is a concentrated solution of carbonate ions that can be readily utilised by corals and other marine organisms.   
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  • £ 7.95
    TheReef® Calcium liquid supplement containspure ionic calcium salts that can be readily taken up by corals and other marine organisms.  
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  • £ 7.95
    TheReef®Iodine is made from a blend of chemically pure salts of iodate and iodide ions - the forms of iodine most readily taken up by marine organisms.  
    In Stock
  • £ 7.95
    TheReef® Magnesium liquid supplement contains pure magnesium salts that can be readily taken up by corals and other marine organisms.  
    In Stock