Balanced Alkalinity Support for Modern Reef Tanks Pre-Mixed, Ready-to-use Solution Increases Alkalinity and Stabilizes pH Also Contains Sulfate, Bromine and Fluorine for Ion Balancing ION-B ALK/PH+ liquid is a concentrated ready-to-use...

Balanced Calcium and Magnesium Support for Modern Reef Tanks Pre-Mixed, Ready-to-use Solution Increases Calcium and Magnesium Also Contains Strontium, Potassium, and Boron for Ion Balancing ION-B CA/MG+ liquid is a concentrated ready-to-use...

ORA Zoanthids are grown in our ORA Coral greenhouse and have attractive pink oral disks with orange mouths and very fuzzy green skirts. ORA Zoanthids are grown on 1.5" aragonite discs. Seller size is approximately 1.5” disc with mostly full polyp...

This is a classic Toadstool leather that has endured in the hobby for decades due to its intensely neon green polyps. Fast growing, super hardy and stunningly vibrant, the Neon Green Polyp Toadstool is a perfect coral for beginners and advanced aquarists...

Bursting with electric greens and glowing yellow highlights, this textured Ricordea mushroom adds instant pop to any reef. This brightly colored soft coral is hardy, easy to keep, and perfect for nano tanks or larger displays. Seller size is one per...

A classic entry level coral with intense purple and green coloration with hypnotic tentacle movement. This hobbyist favorite is tough and forgiving when it comes to environmental changes in the aquarium, but like other LPS corals, maintaining calcium,...

Item Description:The Titanium and Platinum V2 sumps can have a fleece roller added (sold separately). The fleece roller uses the new motor controller with optical sensors and a small screen to configure a bunch of features. The Titanium fleece kit comes...

Item Description:The Titanium and Platinum V2 sumps can have a fleece roller added (sold separately). The fleece roller uses the new motor controller with optical sensors and a small screen to configure a bunch of features. The Titanium fleece kit comes...

Quick Description:Dimensions: 39″ long x 16″ wide x 15″ highUses Fleece Kit 10″Middle Section: 20.75″ x 15.5″Return Pump Section: 8″ x 15.5″Total Water Volume: 40 gallonsSkimmer Water Level: 7″ to 9...

Quick Description:Dimensions: 34″ long x 15″ wide x 15″ highUses fleece Kit 10″Middle Section: 16.75″ x 14.5″Return Pump Section: 7″ x 14.5″Total Water Volume: 31 gallonsSkimmer Water Level: 7″ to 9...

Quick Description:Dimensions: 26″ long x 13″ wide x 15″ highUses Fleece Kit 8″Middle Section: 11.25″ x 12.5″Return Pump Section: 6″ x 12.5″Total Water Volume: 20.4 gallonsSkimmer Water Level: 7″ to 9...

Our Marine Grazers deliver a palatable and highly digestible balanced feed. They are a complete pet food for fish. Encouraging natural grazing behaviour, these unique Mini Grazer rings can be attached to the side of the aquarium using their suction...

Our Marine Grazers deliver a palatable and highly digestible balanced feed. They are a complete pet food for fish. Encouraging natural grazing behaviour, these unique Mini Grazer rings can be attached to the side of the aquarium using their suction...

Forest Rampage Mycedium WYSIWYG (Egg crate squares are 1.25") If you are looking to buy vibrant color coral online to add to your reef tank, this is the best choice. Forest Rampage Mycedium WYSIWYG is a fast growing coral that will reproduce...

Neon Green Rim Rhodactis Colony WYSIWYG  (Egg crate squares are 1.25") If you are looking to buy vibrant color coral online to add to your reef tank, this is the best choice. Neon Green Rim Rhodactis Colony WYSIWYG is a fast growing coral...

Showcasing the pinnacle of Waterbox engineering, REEF LX tanks offer expansive euro braced displays up to 8 feet and 380 gallons, with glass-built overflow boxes, pre-assembled cabinetry, and tiered sump designs. Tailored for large-scale reef...

Showcasing the pinnacle of Waterbox engineering, REEF LX tanks offer expansive euro braced displays up to 8 feet and 380 gallons, with glass-built overflow boxes, pre-assembled cabinetry, and tiered sump designs. Tailored for large-scale reef...

Designed for saltwater enthusiasts, the MARINE X range features rimless aquariums with ultra‑clear 91 % light‑transmitting glass, high‑strength black silicone, and central overflow with dual return nozzles. Each kit includes a sump, plumbing, filter...

Aquariums That Bring Peace of MindThe Mariner® M40 from ESHOPPS is your introduction to the Mariner® line — small, sleek, and built to fit almost any space. Perfect for first time hobbyists or as a secondary display, the M40 delivers the...

Aquariums That Bring Peace of MindThe Mariner® M40 from ESHOPPS is your introduction to the Mariner® line — small, sleek, and built to fit almost any space. Perfect for first time hobbyists or as a secondary display, the M40 delivers the...

Streamline your DI resin loading process and eliminate mess with the AquaFX DI Loading Tamper Tool. Precisely engineered to prevent resin spillage and ensure consistently uniform packing, this toolkit sets you up for clean, efficient, and repeatable...

Testing saltwater aquarium water in minutes, the API AQUASPIN Saltwater Disk is used in the AQUASPIN photometer and is ideal for testing saltwater or reef aquarium parameters. The sealed disk is a one-time use and holds the reagents to test all eight (8)...

The innovative, API AQUASPIN Photometer is ideal for testing all important freshwater, saltwater aquarium and pond water parameters. Test 7 freshwater parameters and 8 saltwater parameters in only 2 minutes, and receive accurate results personalized with...

Professional ICP seawater laboratory analysis.  The chemical elements of the seawater sample are analyzed using ICP-OES. In addition, other measurement methods are used to analyze other important parameters and nutrient concentrations. A sample...

Professional ICP seawater laboratory analysis - ICP-OES is used to analyze over 35 chemical elements in the seawater sample.After the measurement, the user can call up the detailed analysis report on the website lab.tropic-marin...

Professional ICP seawater laboratory analysis.  The chemical elements of the seawater sample are analyzed using ICP-OES. In addition, other measurement methods are used to analyze other important parameters and nutrient concentrations. A sample...

Professional ICP seawater laboratory analysis - ICP-OES is used to analyze over 35 chemical elements in the seawater sample.After the measurement, the user can call up the detailed analysis report on the website lab.tropic-marin...

Professional ICP seawater laboratory analysis.  The chemical elements of the seawater sample are analyzed using ICP-OES. In addition, other measurement methods are used to analyze other important parameters and nutrient concentrations. A sample...

Professional ICP seawater laboratory analysis - ICP-OES is used to analyze over 35 chemical elements in the seawater sample.After the measurement, the user can call up the detailed analysis report on the website lab.tropic-marin...

Tropic Marin Block Iodine is a concentrated solution for adding iodine, fluorine, bromine, and selenium if there are deficits in the aquarium. The halogen iodine, fluorine, and bromine are incorporated in organic and inorganic skeletons and...

Concentrated solution for adding molybdenum, rubidium, vanadium, tungsten, tellurium, and hafnium if there are deficits in the aquarium. Molybdenum, vanadium, and tungsten are associated with key conversions in the metabolism of corals and other marine...

Concentrated solution for adding nickel, manganese, iron, cobalt, and boron if there are deficits in the aquarium. The transition metals nickel, manganese, iron, and cobalt are key catalysts in the metabolism, and deepen the coloration of the corals,...

Concentrated solution for adding strontium and barium if there are deficits in the aquarium. As an alkaline earth metal, strontium and barium are essential for skeletal growth in corals, and other marine animals and algae. The Tropic Marin Block...

Concentrated solution for adding zinc, copper, chromium, and gallium if there are deficits in the aquarium. The transition metals zinc, copper, and chromium are key catalysts in the metabolism, and brighten the coloration of the corals, making the...

Save with the reservoir reload package!  This bundles our reservoir 3-pack AND the reservoir rack to help you save! Prepare multiple aF4 food load outs with the reservoir 3 pack!  Stage food in the freezer, pre loaded into spare reservoirs or...

Expand on your control of the aF4 with our 0-10v Dual Interface Cable. Designed specifically for Neptune Apex or the GHL Profilux, this cable allows for precise control of feeding times and allows the aF4 to feed multiple times per day.  Our 0-10v...

Our Rimmed Aquarium Adapter is the perfect solution for aquariums with rims up to 2.5" thick. Designed especially for the aF4, this adapter ensures optimal use and functionality, making it a must-have for rimmed aquarium owners.

Prepare multiple aF4 food load outs with the reservoir 3 pack!  Stage food in the freezer, pre loaded into spare reservoirs or in the refrigerator to allow for quick swaps.Includes lids and spare reservoirs.  Pair it with the storage rack for...

Unrestricted Flow. Consistent Feeding. The High Flow Cup is a performance-driven upgrade for the aF4, engineered to eliminate flow restrictions and improve feeding consistency. Every design change targets real-world pain points—so your system runs...

Keep your aF4 running smoothly and reliably with our Cleaning Tabs. This specially formulated pack of 28 tablets, enough for approximately 6 months, works to disinfect and sanitize the inner workings of your aF4, ensuring it stays clean and efficient...