Trace Elements Brightwell Replenish 1 Review(s)  £28.69 Brightwell Aquatics Replenish is the advanced trace & minor element supplement for the marine aquarium / reef tank. With its unique formulation it replaces trace and minor elements used by fishes, corals, macroalgae, and which are lost through chemical filtration (protein skimming and use of filtration media such as resins and activated carbon). View
Widely Used Elements Brightwell Calcion 0 Review(s)  £10.75 Brightwell Aquatics Calcion - Highly concentrated liquid calcium supplement for the marine aquarium. View
Widely Used Elements Brightwell Magnesion 0 Review(s)  £7.88 Brightwell Aquatics Magnesion - Highly concentrated liquid magnesium supplement for the marine fish & reef aquarium View
Widely Used Elements Brightwell Potassion 0 Review(s)  £13.85 Brightwell Aquatics Potassion - Highly concentrated liquid potassium supplement for the planted marine aquarium, which provides one of the most important nutrients for healthy macroalgae growth. Potassium is an important component of aragonite, the mineral secreted as skeletal material by corals and other reef-building marine organisms. View
Widely Used Elements Brightwell Reef Code A 1 Review(s)  £9.67 Brightwell Aquatics Reef Code A is a balanced calcium-bearing component of a two-part method for dosing calcium and carbonates (the substances largely responsible for increasing alkalinity (”buffering capacity”)) in the same ratio as that found in natural seawater.Ionically-balanced with respect to natural seawater concentrations of calcium and carbonates... View
Aquarium Supplements Brightwell Reef Code B 0 Review(s)  £9.67 Brightwell Aquatics Reef Code B is a balanced carbonate-bearing component of a two-part method for dosing calcium and carbonates (the substances largely responsible for increasing alkalinity (”buffering capacity”)) in the same ratio as that found in natural seawater.Ionically-balanced with respect to natural seawater concentrations of calcium and... View
Home Brightwell Reef Code A and B 0 Review(s)  £18.13 Brightwell Aquatics Reef Code A and B is a two-part method for dosing calcium and carbonates (the substances largely responsible for increasing alkalinity (”buffering capacity”)) in the same ratio as that found in natural seawater.Benefits reef-building organisms such as corals, clams, calcareous macro algae, etc. View
Widely Used Elements Seachem Flourish Potassium 0 Review(s)  £6.84 Seachem Flourish Potassium is a highly concentrated (50,000 mg/L) source of potassium designed for the use in planted aquariums.It is recommended to add when the macroalgae growth is reduced, especially in a more heavier planted reef tank / macroalgae refugium. View
Out-of-Stock Aquarium Supplements Seachem Reef Advantage Magnesium 0 Review(s)  £8.43 Seachem Reef Advantage Magnesium™ is a concentrated (80,000 ppm) magnesium supplement for the marine aquarium to replenish the for corals and macroalgae important magnesium levels. Other than many available supplements on the market this is completely ammonia free. View
Aquarium Supplements Seachem Reef Advantage Calcium 0 Review(s)  £11.56 Seachem Reef Advantage Calcium™ is a non-caustic (pH 8.3–8.6) calcium supplement for the marine aquarium to replenish the for corals and macroalgae, especially for species like Halimeda Incrassata important calcium levels. View
Widely Used Elements Seachem Reef Complete 0 Review(s)  £11.03 Seachem Reef Complete® is a concentrated optimized blend of ionic calcium designed to restore and maintain calcium in the marine aquarium to levels found in natural seawater without affecting pH. Calcium and carbonates are essential to all coral growth. Reef Complete also includes magnesium and strontium in amounts proportionate to typical utilization... View
Aquarium Supplements Seachem Equilibrium 0 Review(s)  £9.26 Seachem Equilibrium™ is specifically designed to restore and maintain the ideal mineral balance in the planted aquarium. It does not contain sodium or chloride, which can be detrimental to a planted aquarium at elevated levels. Equilibrium raises the essential mineral/electrolyte content (General Hardness) of the water to balance with and promote... View