Collection: Marine Aquarium Supplies
Build and sustain a healthy marine fish tank or reef system with the range of tried-and-tested marine aquarium supplies at Aquacadabra. From water conditioners essential to the set-up process to nitrite removers crucial to ensuring the nitrogen cycle is completed safely, our range of marine tank supplies ensure your corals, fish and other livestock flourish in their environment for years to come.
Collection: Marine Aquarium Supplies
Build and sustain a healthy marine fish tank or reef system with the range of tried-and-tested marine aquarium supplies at Aquacadabra. From water conditioners essential to the set-up process to nitrite removers crucial to ensuring the nitrogen cycle is completed safely, our range of marine tank supplies ensure your corals, fish and other livestock flourish in their environment for years to come.
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Regular price £37.99Regular price £37.99Unit price / per
Sale priceSeachem Reef Kalkwasser 1Kg High-Purity Calcium Hydroxide
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Regular price £37.99Regular price £37.99Unit price / per
£39.69Sale priceSeachem Reef Builder 1.2kg - Boosts Alkalinity, Stabilizes pH
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Regular price £16.45Regular price £16.45Unit price / per
£21.49Sale priceSeachem Marine Trace 500ml - Essential Aquarium Booster
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Regular price £7.99Regular price £7.99Unit price / per
Sale priceJBL Floaty Algae Magnet Blades L / XL
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Regular price From £5.49Regular price From £5.49Unit price / per
Sale priceSeachem Reef Replenish Mineral Salt Blend
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Regular price From £13.99Regular price From £13.99Unit price / per
Sale priceSeachem Reef Calcium Accelerate Coral Growth
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Regular price £84.99Regular price £84.99Unit price / per
Sale priceSeachem Reef Kalkwasser Calcium Hydroxide 2kg
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Regular price £16.45Regular price £16.45Unit price / per
Sale priceSeachem Reef Kalkwasser Calcium Hydroxide 250g
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Regular price £199.00Regular price £199.00Unit price / per
Sale priceRed Sea NanoMat Auto Fleece Roller for Nano Aquariums
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Regular price £13.49Regular price £13.49Unit price / per
Sale priceSeachem Reef Trace 250ml - Trace Element Supplement
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Regular price £22.49Regular price £22.49Unit price / per
Sale priceSeachem MultiTest Reef Silicates for Aquariums
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Regular price £17.49Regular price £17.49Unit price / per
Sale priceAquavitro Reef 8.4 350ml Ph & Alkalinity
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Regular price £13.99Regular price £13.99Unit price / per
Sale priceNT Labs Marine Nitrate Test Kit NO3 (35 Tests)
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Regular price £17.99Regular price £17.99Unit price / per
Sale priceSeachem MultiTest Nitrite and Nitrate - 960
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Regular price From £13.99Regular price From £13.99Unit price / per
Sale priceSeachem Reef Complete Magnesium & Strontium
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Regular price £13.99Regular price £13.99Unit price / per
Sale priceSeachem Reef Advantage Magnesium 600g - 633
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Regular price From £13.99Regular price From £13.99Unit price / per
Sale priceSeachem Reef Strontium Supplement 10,000 mg/L
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Regular price £39.99Regular price £39.99Unit price / per
Sale priceATM Colony & Paradigm 16oz/473ml Marine Bacteria/Dechlorinator
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Regular price £15.99Regular price £15.99Unit price / per
Sale priceSeachem Reef Fusion 2 500ml - Alkalinity Boost for Reefs
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Regular price £16.99Regular price £16.99Unit price / per
Sale priceSeachem Reef Plus Full Spectrum Supplement 250ml
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Regular price £17.49Regular price £17.49Unit price / per
Sale priceSeachem Reef Builder 300g - Boost Alkalinity, pH Safe
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Regular price £189.99Regular price £189.99Unit price / per
Sale priceAI Blade 12" Refugium LED Light Unit
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Regular price £15.99Regular price £15.99Unit price / per
Sale priceSeachem Reef Carbonate 500ml - Boost Alkalinity Stabilizer
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Regular price £207.99Regular price £207.99Unit price / per
Sale priceSeneye SWS V6 Ethernet Web Server with Cloud Monitoring
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Regular price £79.99Regular price £79.99Unit price / per
Sale priceSeachem Reef Plus Supplement 2000ml
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Regular price £15.99Regular price £15.99Unit price / per
Sale priceSeachem Reef Iodide 250ml Stabilized Potassium Supplement
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Regular price £19.20Regular price £19.20Unit price / per
Sale priceSeachem Reef Advantage Strontium 600g - 653
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Regular price £299.99Regular price £299.99Unit price / per
Sale priceAI Nero 7 Wireless Wave Pump - Advanced Reef Technology
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Regular price From £13.99Regular price From £13.99Unit price / per
£17.29Sale priceAquavitro Reef Alpha Marine Dechlorinater
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Regular price £13.99Regular price £13.99Unit price / per
Sale priceNT Labs Marine Ammonia NH3 Test Kit - 40 Tests
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Regular price £13.49Regular price £13.49Unit price / per
Sale priceNT Marine Lab Carbonate Hardness Test
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Regular price £17.99Regular price £17.99Unit price / per
Sale priceTwo Little Fishies Aquastik Red Coral Epoxy Putty 57g
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Regular price £291.06Regular price £291.06Unit price / per
Sale priceTMC V2 Pure Advanced 360 gpd RO Unit - 5894
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Regular price £32.49Regular price £32.49Unit price / per
Sale priceSeachem Reef Buffer 1Kg pH Stabilizer 8.6 pK
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Regular price £15.49Regular price £15.49Unit price / per
Sale priceSeachem Marine Trace Elements 250ml for Fish Health
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Regular price £144.95Regular price £144.95Unit price / per
Sale priceTMC AquaRay 600 Ultima Reef White Twin - 2712
Whether you're building a thriving marine reef aquarium or fish tank and need to find all your beginner's essentials, or already have an established tank and need to stock up on marine aquarium supplies, our care range had everything you need. Filled with best-selling marine care products from the most trusted brands available, our collection includes all your essentials from set-up to maintenance and even emergency care. Shop the range above or, if you're looking for specialist marine aquarium supplies, discover our reef care and marine water quality collections.