Additives  There are 31 products.

  • £ 24.00
    One and Only Live Nitrifying BacteriaEliminates 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.
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  • £ 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%
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  • £ 9.99
    Aqua Medic Hydrocarbonate is a pure calcium carbonate for use in calcium reactors, and may be used in filters to increase the hardness of water, and as a substrate material in marine or Malawi/Tanganyika aquarium.
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  • £ 8.95
    SODIUM CARBONATE - NA2CO3 Sodium Carbonate can be used in the same way as Sodium Bicarbonate to maintain carbonate hardness (alkalinity) levels in seawater.  However, it is much stronger than Bicarbonate, and also more soluble. This can be useful for aquarists following the Balling Method who have limited space for bulky carbonate solutions as it allows...
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  • £ 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
  • £ 7.95
     TheReef® Strontium contains pure ionic salts that provide a bio-available source of strontium that can be readily absorbed by corals and other marine organisms.  
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  • £ 7.95
    TheReef® Elements liquid supplement contains a contains a carefully selected blend of minor and trace elements known to be beneficial to marine organisms.  
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  • £ 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.    
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  • £ 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.  
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  • £ 7.95
    TheReef® Magnesium liquid supplement contains pure magnesium salts that can be readily taken up by corals and other marine organisms.  
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