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ATM Colony Marine
£12.99ATM Colony Marine instantly cycles new saltwater aquariums with live nitrifying bacteria, making it safe to add fish immediately. Reef-safe, effective, and trusted by professionals.
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Red Sea NO3-PO4 -X
£23.99A reef‑safe nitrate and phosphate control solution that biologically reduces algae nutrients by stimulating nutrient‑reducing bacteria, helping to manage nuisance algae and support healthier corals with improved colouration.
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Red Sea Reef Energy Plus AB+ 1L
£36.99All‑in‑one coral nutrition superfood that supports growth, vitality, and colour in SPS, LPS, and soft corals. Easy to dose and designed for minimal waste and automatic dosing compatibility.
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Red Sea Reef Spec Carbon 250g
£13.99Red Sea Reef-Spec Carbon 250g is a premium activated carbon designed for marine and reef aquariums, providing efficient chemical filtration and exceptional water clarity. It removes dissolved organic compounds, toxins and yellowing agents, helping maintain crystal-clear water and improved light penetration for healthier coral growth. With ultra-low phosphate leaching and minimal ash content, it is safe for sensitive reef systems and will not affect water chemistry. Ideal for smaller aquariums, nano reefs or use in filter bags and reactors, it delivers fast, reliable performance for a cleaner, more vibrant reef environment.
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Red Sea Reef Spec Carbon 500g
£20.99Red Sea Reef-Spec Carbon 500g is a high-performance activated carbon designed for marine and reef aquariums. It effectively removes dissolved organic compounds, toxins and discoloration, helping maintain crystal-clear water and improved light penetration for healthier coral growth. With ultra-low phosphate leaching and minimal ash content, it is safe for sensitive reef systems and will not impact water chemistry. Its advanced porous structure delivers fast, efficient adsorption for long-lasting performance. Ideal for use in sump reactors or filter media bags, it supports optimal water quality and a cleaner, more vibrant reef environment.
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Reef Zlements (Br) Bromine 1L
£18.25Reef Zlements Bromine 1L restores essential bromine levels in reef aquariums, supporting coral metabolism, coloration, and overall reef vitality. Ideal for ICP-managed dosing.
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Reef Zlements (K) POTASSIUM
£18.25Reef Zlements (K) Potassium is a high-quality supplement that maintains essential potassium levels in reef aquariums, supporting coral health, vibrant coloration, and balanced water chemistry.
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Reef Zlements (S) Sulphur
£19.25Reef Zlements Sulphur supports coral metabolism, protein synthesis, and nutrient cycling in reef aquariums. Ideal for maintaining balanced trace element levels.
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Reef Zlements (Sr) Strontium
£18.25Reef Zlements Strontium helps promote strong coral skeletons and vibrant growth in reef tanks. Ideal for SPS and LPS corals, it replenishes strontium levels lost through coral uptake and filtration.
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Reef Zlements Ba Barium 150ml
£17.25Reef Zlements Ba Barium – is a high-purity trace element supplement for marine and reef aquaria. Barium is naturally present in seawater and is incorporated into coral skeletons, making it an important element to maintain in advanced reef systems.
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Reef Zlements Blizzard 1L
£31.25Reef Zlements Blizzard 1L is a concentrated liquid coral food packed with amino acids, organic nutrients, and trace elements. Designed for SPS and LPS corals, it boosts growth, color, and polyp extension with minimal impact on water quality—perfect for larger reef systems.
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Reef Zlements Boron (B) 1L
£18.25Reef Zlements Boron (B) 1L is a high-purity boron supplement formulated to maintain stable boron levels in reef aquariums. Boron plays a key role in coral skeletal growth, buffering capacity, and overall water chemistry balance—ideal for supporting healthy SPS and LPS coral development.
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Reef Zlements Ca Calcium 1ltr
£19.99Reef Zlements Ca Calcium – is a high-purity calcium supplement that helps maintain calcium levels in reef aquariums, supporting coral skeletal growth, invertebrate health, and stable reef chemistry.
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Reef Zlements Co Cobalt 150ml
£17.25Reef Zlements Co Cobalt – is a high-purity trace element supplement that helps maintain cobalt levels in reef aquariums, supporting coral health, vibrant coloration, and stable reef chemistry.
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Reef Zlements Copper 150ml
£17.25Reef Zlements Copper 150ml is a high-purity copper supplement designed to maintain essential trace copper levels in reef aquariums. It supports coral health, growth, and coloration while ensuring precise, safe dosing for marine environments.
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Reef Zlements Cr Chromium 150ml
£17.25Reef Zlements Cr Chromium – is a high-purity trace element supplement that helps maintain chromium levels in reef aquariums, supporting coral health, vibrant coloration, and balanced reef chemistry.
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Reef Zlements Fe Iron 150ml
£17.25Reef Zlements Fe Iron – is a high-purity trace element supplement that helps maintain iron levels in reef aquariums, supporting coral and invertebrate health, vibrant coloration, and stable reef chemistry.
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Reef Zlements Fluorine 1L
£18.25Reef Zlements Fluorine is a high-purity supplement designed to restore and maintain optimal Fluorine levels in reef aquariums. Essential for coral calcification and skeletal strength, it also enhances coral coloration and tissue clarity. Ideal for use with ICP testing and precision dosing systems.
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Reef Zlements I Iodine 150ml
£17.25Reef Zlements I Iodine – is a high-purity trace element supplement that helps maintain iodine levels in reef aquariums, supporting coral pigmentation, polyp expansion, and overall reef health.
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Reef Zlements Kh Buffer 1ltr
£18.99Reef Zlements KH Buffer – is a high-purity alkalinity supplement that helps maintain stable KH and pH levels in reef aquariums, supporting coral growth, skeletal development, and overall reef stability.
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Reef Zlements Li Lithium 150ml
£17.25Reef Zlements Li Lithium – is a high-purity trace element supplement that helps maintain lithium levels in reef aquariums, supporting coral health, tissue development, and stable trace element balance for a thriving reef environment.
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Reef Zlements Mg Magnesium 1ltr
£19.99Reef Zlements Mg Magnesium – is a high-purity magnesium supplement for reef aquariums, supporting coral growth, skeletal development, and stable calcium and alkalinity levels for a healthy and vibrant reef environment.
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Reef Zlements Mn Manganese 150ml
£18.33Reef Zlements Mn Manganese – is a high-purity trace element supplement that helps maintain correct manganese levels in reef aquariums, supporting coral growth, strong coloration, and stable reef chemistry.
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Reef Zlements Mo Molybdenum 150ml
£17.25Reef Zlements Mo Molybdenum – is a high-purity trace element supplement that helps maintain correct molybdenum levels in reef aquariums, supporting coral health, stable nutrient processing, and long-term reef stability.
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Reef Zlements Ni Nickel 150ml
£17.25Reef Zlements Ni Nickel – is a high-purity trace element supplement designed to maintain correct nickel levels in reef aquariums, supporting stable water chemistry, coral health, and balanced nutrient processing.
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Reef Zlements PhosFate 1L
£32.99Reef Zlements PhosFate 1L is a reef-safe, fast-acting liquid phosphate remover that helps reduce algae, improve water clarity, and support healthy coral growth. Ideal for maintaining low-nutrient conditions in medium to large reef aquariums.
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Reef Zlements PhosFate 500ml
£21.25Reef Zlements PhosFate 500ml is a fast-acting, reef-safe phosphate remover designed to reduce algae, improve water clarity, and support healthy coral growth. Easy to use and ideal for maintaining low-nutrient reef systems.
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Reef Zlements Rubidium 150ml
£17.25Reef Zlements Rubidium 150ml is a premium trace element supplement that helps maintain essential rubidium levels in reef aquariums. It supports vibrant coral coloration and overall reef health with precise, safe dosing.
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Reef Zlements Selenium 150ml
£17.75Reef Zlements Selenium 150ml is a premium trace element supplement that provides essential selenium to reef aquariums. It supports coral health, pigmentation, and protection against oxidative stress with precise, safe dosing.
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