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On Sale 15%
On Sale 15%pH or ORP/REDOX Probe Storage Solution - American Marine
American Marine$13.95$11.86This is the perfect fluid for the storage of any pH or ORP/REDOX Electrode. American Marine Probe Storage Fluid will keep the tip properly moist and extend the life of your probe during storage (60 mL). -
Reef BluePrint Isol8:Rb - Rubidium Solution (60 mL) - Captiv8 Aquaculture
Captiv8 Aquaculture$37.99Characteristics Active Components: Rubidium bromide, anhydrous, USP. Basic Application 1 drop (0.05 mL) per 0.552 gallons (2.089 L), or 1 mL per 11.040 gallons (41.786 L), provides NSW [Rb]. 1 mL per 26.4 gallons (100 L)... -
On Sale 15%
On Sale 15%Flatworm Rx (1 oz) - Blue Life USA
Blue Life USA$33.69$28.64Flatworm Rx is an exceptionally fast, safe and effective treatment for flatworms in your reef or fish only saltwater aquarium. This innovative product prevents disruptions in the biological processes as well as coral degeneration caused by flatworms. The... -
Reef BluePrint Isol8:Mo - Molybdenum (60 mL) - Captiv8 Aquaculture
Captiv8 Aquaculture$11.99Parameter Molybdenum Value 10,000 ppm Characteristics Required by photoautotrophs (including zooxanthellae) for photosynthesis and nitrogen assimilation (nitrate reduction, nitrogen fixation) See 'Application'... -
On Sale 20%
On Sale 20%Pure Water Tester (HI98308) - Hanna Instruments
Hanna Instruments$89.99$71.99The HI98308 Pure Water tester is a rugged and reliable pocket-sized tester that offers quick and accurate readings. The HI98308 Pure Water tester features graphite electrodes to reduce polarization effects and an exposed temperature probe for fast... -
On Sale 15%
On Sale 15%Calcion - Liquid Calcium Supplement (250mL) - Brightwell
Brightwell Aquatics$8.35$7.10Concentrated Calcium Supplement for All Marine Fish & Reef Aquaria Overview Highly-concentrated ionic calcium solution. Increases the concentration of calcium in marine aquarium water to provide coralsand other reef-building invertebrates with... -
On Sale 20%
On Sale 20%- NP Pro Liquid Polymer (50 ml) - Aquaforest
Aquaforest$28.59$22.87-NP Pro is a medium for probiotic bacteria designed for reef aquariums (Pro Bio S). The product contains biodegradable liquid polymers, which are an excellent source of carbon for probiotic bacteria. -NP Pro positively affects the organic mass... -
On Sale 30%
On Sale 30%Core7 Base Elements 3.8L/ 1 Gallon Liquid Set (Triton Method) - Triton
Triton$159.00$111.30Included: Four 1 Gallon Jugs. Part 1, Part 2, Part 3a and Part 3B For Triton Method: CORE7 is a next generation of dosing solutions designed to supplement and maintain near natural sea water parameters for reef aquaria using the TRITON... -
On Sale 15%
On Sale 15%CoralAmino Free Form Amino Acid Supplement (125 ml) - Brightwell
Brightwell Aquatics$38.14$32.42Free-Form Coral Amino Complex for all Corals & Their Allies Overview Complex of free-form amino acids in the same ratios found within tissues of stony corals. Beneficial to all corals (stony and soft), as well as solitary and colonial polyps... -
Reef BluePrint Remedi8 (75g) - Captiv8 Aquaculture
Captiv8 Aquaculture$37.98Characteristics A dry blend which supplements existing biological filtration in established systems, providing a host of non-pathogenic, heterotrophic aerobic and anaerobic microorganisms (dominated by species which focus on remineralization... -
On Sale 15%
On Sale 15%Carbo Calcium Liquid Calcium & Alkalinity Additive (500 ml) - Tropic Marin
Tropic Marin$18.60$15.81Ultra concentrated calcium and carbonate hardness for advanced reef aquarists With Tropic Marin® Carbo-Calcium, the total calcium and carbonate hardness needs of a typical reef aquarium can be covered with a single solution,... -
On Sale 15%
On Sale 15%5 lb CO2 Cylinder – Aluminum - Perfect for Calcium Reactors
Generic$79.99$67.99This tank is one of our best and most popular portable cylinders. Being a 5 lb CO2 tank, it weighs far less than steel and still has more than enough capacity to get the job done. Perfect to refill with CO2. It’s also a great tank for... -
On Sale 15%
On Sale 15%Waste Away Time Release Gels Marine (10 Gallon) - Dr Tims Aquatics
Dr Tim's Aquatics$10.85$9.22The gels are full of our Waste-Away Bacteria that are automatically and continuously released into your aquarium to consume nutrients and break down fish waste; keeping your tank clean and water clear. REEF SAFE. “Gets into the nooks and crannies... -
On Sale 15%
On Sale 15%Strontion - Liquid Strontium Supplement (2 L) - Brightwell
Brightwell Aquatics$40.64$34.54Strontium is found in the bones of fish and, more importantly, in aragonite, the mineral secreted by reef-building marine invertebrates such as corals, clams, tube worms, and their respective allies. Overall, strontium accounts for between 0.75 - 1.00%... -
On Sale 30%
On Sale 30%Vanadium (V) (100 ml) - Triton
Triton$32.00$22.40Vanadium trace element seawater supplement. Beneficial for enzyme processes in reef aquaria. Can promote coloration in SPS / LPS corals. When used in conjunction with TRITON Lab ICP testing aquarists are now able to make targeted single... -
On Sale 15%
On Sale 15%TRM-1 Three-Sensor TDS Monitor - HM Digital
All Misc Brands$42.99$36.54The TRM-1 is a three-sensor TDS monitor that can monitor the TDS levels at three different points. It is perfect for RO/DI systems and other types of filtration and purification systems. Features Displays TDS levels of the three sensing points with... -
ClorAm-X Water Conditioner (16 oz) - Hikari
Hikari$11.79Great For Freshwater, Marine or Pond Environments Liquid Buffered ClorAm-X utilizes a patented molecule to destroy chloramine and then removes the ammonia and chlorine. Gone are the days of hoping your biological filtration can remove the bound up... -
On Sale 15%
On Sale 15%Reef Fusion "2" Two Part Calcium/Buffer System (1 L) - Seachem
Seachem$14.32$12.17Reef Fusion 1™ and Reef Fusion 2™ are the foundation of a system formulated to provide the essentials for the reef aquarium. Reef Fusion 1™ provides calcium, while Reef Fusion 2™ provides alkalinity. When used together, the Reef... -
On Sale 15%
On Sale 15%Reef Fusion "1" Two Part Calcium/Buffer System (1 L) - Seachem
Seachem$14.32$12.17Reef Fusion 1™ and Reef Fusion 2™ are the foundation of a system formulated to provide the essentials for the reef aquarium. Reef Fusion 1™ provides calcium, while Reef Fusion 2™ provides alkalinity. When used together, the Reef... -
On Sale 30%
On Sale 30%Core7 Flex Base Elements (1000 mL) Set - Triton
Triton$52.00$36.40Core7 Base Flex Elements- Comprehensive Reef Tank Dosing Customizable – two, three or four-part dosing High Concentration Includes all necessary trace elements Easy to mix Triton Core7 Base Elements is an ionically balanced, super... -
On Sale 15%
On Sale 15%Calcion - Liquid Calcium Supplement (500mL) - Brightwell
Brightwell Aquatics$22.00$18.70Concentrated Calcium Supplement for All Marine Fish & Reef Aquaria Overview Highly-concentrated ionic calcium solution. Increases the concentration of calcium in marine aquarium water to provide coralsand other reef-building invertebrates with... -
On Sale 15%
On Sale 15%Complete Water Conditioner Dechlorinator (8 oz) - Fritz
Fritz Aquatics$10.39$8.83Fritz Complete is a concentrated, one- step, full-spectrum water conditioner that detoxifies chlorine, chloramine, ammonia, nitrite and nitrate. Safe to use in fresh and saltwater, including reef and planted aquariums. Use when setting up new aquaria,... -
On Sale 15%
On Sale 15%Nitribiotic (50mL) - Tropic Marin
Tropic Marin$17.89$15.21Tropic Marin® Nitribiotic is a combination of probiotic and nitrifying bacteria in one preparation which activate the immune systems of fish and shrimp and improves the water quality. The nitrifying bacteria efficiently start the nitrification... -
On Sale 15%
On Sale 15%Purple Up (4 oz) - Caribsea
Caribsea$8.75$7.44PurpleUp™ - uses a unique dual method approach to coralline algae acceleration. This approach is so unique that PurpleUp has been awarded a US patent (US patent No. 7,565,883). It contains ionic calcium; which immediately raises dissolved calcium... -
On Sale 20%
On Sale 20%pH 4 Buffer (500 ML) Bottle HI7004L - Hanna Instruments
Hanna Instruments$19.99$15.99This buffer value is widely used in water purification plants, in the food industry, and wherever the pH is expected to be slightly acidic. Traceable to NIST standards Available in bottles or sealed sachets, complete with or without a certificate of... -
Ultimate Complete Water Conditioner (1 Gallon) - Hikari
Hikari$67.49Great For Freshwater, Marine or Pond Environments Ultimate is the world’s first full-function water conditioner. Everything you need to maintain a superior environment for your aquatic pets is in one bottle. For new setups ®Ultimate instantly... -
On Sale 15%
On Sale 15%Phosphate Liquid Test Kit (Up to 150 Tests) - Fritz Aquatics
Fritz Aquatics$14.99$12.74East to Read Instructions Essential for a Healthy Tank Accurate in both Fresh and Saltwater About Fritz Liquid Test Kits - Phosphate Excess nutrients can lead to poor water quality very quickly. If not controlled, phosphate (PO4) can... -
On Sale 15%
On Sale 15%Marine Buffer (4 KG) - Seachem
Seachem$73.24$62.25Raises and maintains pH at 8.3 in all saltwater aquariums Can be used safely in reef tanks Contains borate for added stability Contains magnesium to alleviate precipitation effects Marine Buffer® will safely raise marine pH to 8.3. It will... -
On Sale 15%
On Sale 15%Red Cyano (2 g) & Phosphate Rx (1 oz) Combo Pack - Blue Life USA
Blue Life USA$62.28$52.94Red Cyano Rx will quickly and effectively treat disease causing Cyano bacteria from live rock, live coral and live sand in your saltwater aquarium without harming any of its inhabitants including beneficial bacteria when used as directed. Unlike other... -
On Sale 15%
On Sale 15%Original Balling Part A - Calcium (1 kg) - Tropic Marin
Tropic Marin$15.81$13.44Tropic Marin® Original Balling Components are the three salts used in the Balling method to allow an independent dosage of calcium and carbonates adapted to each individual aquarium.The three part method adds calcium chloride dihydrate (part A)... -
On Sale 15%
On Sale 15%Alkalinity Liquid Test Kit (Up to 150 Tests) - Fritz Aquatics
Fritz Aquatics$11.24$9.55East to Read Instructions Essential for a Healthy Tank Accurate in both Fresh and Saltwater About Fritz Liquid Test Kits - Alkalinity Carbonate hardness, or alkalinity (KH), is the measure of both carbonates and bicarbonates present in the... -
On Sale 15%
On Sale 15%Bio Calcium Supplement Powder (1800 g - 64 oz) - Tropic Marin
Tropic Marin$32.42$27.56Biologically ideal calcium supplement for reef aquariums using the Balling method Calcium is one of the most important elements in seawater, as together with carbon dioxide it is required for the skeletons of fishes and corals in the form of calcium... -
On Sale 15%
On Sale 15%DeChlor (16 oz) Chlorine Remover - Weco
Weco$14.99$12.74Weco DeChlor instantly eliminates chlorine and reduces toxicity of common heavy metals. Just 1 drop per U.S. gallon removes chlorine and chlorine dioxide. DeChlor also reduces the toxicity of heavy metals such as copper, cadmium, mercury, silver, zinc,... -
On Sale 15%
On Sale 15%Reef Fusion "2" Two Part Calcium/Buffer System (500 mL) - Seachem
Seachem$8.92$7.58Reef Fusion 1™ and Reef Fusion 2™ are the foundation of a system formulated to provide the essentials for the reef aquarium. Reef Fusion 1™ provides calcium, while Reef Fusion 2™ provides alkalinity. When used together, the Reef... -
On Sale 15%
On Sale 15%Fritzguard Water Conditioner (8 oz) - Fritz Aquatics
Fritz Aquatics$7.03$5.98FritzGuard is a safe and effective pH buffered water conditioner that neutralizes toxic chlorine, chloramines and heavy metals found in tap water. FritzGuard promotes healing and reduces fish stress with Aloe Vera, Vitamin E, and provides necessary... -
On Sale 15%
On Sale 15%Nitrite (NO2) Test Kit - Elos
ELOS$21.99$18.69Biological filtration is a method that uses naturally occurring nitrifying bacteria to detoxify nitrogenous wastes. One type of bacteria (Nitrosomonas spp.) converts ammonia to nitrite while another naturally occurring bacteria (Nitrobacter spp.)... -
On Sale 15%
On Sale 15%Alkalin8.3 - Liquid pH Buffer & Alkalinity KH -Builder (250 mL) - Brightwell
Brightwell Aquatics$7.17$6.09Concentrated KH Buffer Supplement for All Marine Fish and Reef Aquaria Overview Alkalin 8.3P is a multi-component automatic buffer that regulates pH, unlike sodium carbonate its use makes for a much more stable aquarium. Eliminates pH and KH... -
On Sale 15%
On Sale 15%Reef Reactor Large (4 L) Calcium Reactor Media - Seachem
Seachem$32.52$27.64Reef Reactor™ is a high-purity source of aragonite, which supplies all important elements for optimal ionic balance and robust coral growth and coloration in reef aquaria. It has a grain size of approximately 0.5–1 cm (Reef Reactor™... -
On Sale 12%
On Sale 12%Skeletal Elements - Reef Foundation ABC+ (5 KG Bucket) - Red Sea
Red Sea$74.99$65.99"Foundation and trace element supplement for balanced formation of coral skeleton Ca | Mg | KH | Sr| Ba | K | I SKELETAL ELEMENTS is a blend of all of the corals foundation elements of coral skeletons: Calcium, magnesium, strontium & carbonate,... -
On Sale 15%
On Sale 15%pH600 pH Economical Pocket Tester - Milwaukee
Milwaukee Instruments$22.00$18.70Milwaukee's economical testers are easy-to-use and low cost instruments to measure quick and reliable pH, EC or TDS values. Measuring electrical conductivity is the best way of checking the amount of salt or dissolved solids (TDS) in water. Milwaukee...