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Find the gear behind the community's tanks.
Tanks, stands, lids
Canister filters, HOBs, protein skimmers, rollmats
Planted LEDs, high-actinic coral LEDs
Heaters, chillers, electronic controllers
Return pumps, wavemakers, gyres
Aquasoils, sands, dry reef rock, driftwood
Conditioners, RODI systems, marine salt mixes
Plant fertilizers, liquid CO₂, reef dosing pumps, calcium & alkalinity
Tools, food, testing, and the finishing touches
In community tanks
Chosen by aquarists
5,380 matching items · Most used first
Water PurificationTropic Marin
Tropic Marin Immuvit is a natural immune stimulant and vitamin B supplement; contains beta-glucan of brewer's yeast in concentrated form — proven especially effective in stimulation of the immune system — plus natural B-vitamins of Spirulina and brewer's yeast that prevent nutritional-deficiency diseases and stimulate appetite and vitality; natural astaxanthin of Spirulina increases coloring and fertility of fish.
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Tank & FurnitureEHEIM
The EHEIM incpiria 330 reef (graphite/nature) is an open marine-water aquarium combination of 330 litres supplied without lighting, so the lighting can be chosen individually. It features pure white glass panes, a patented noiseless drainage shaft with overflow protection, a large filter sump with osmosis water storage, pre-assembled plug-and-play pipework, an included compactON 3000 return pump, and a cabinet with WLAN-controlled atmospheric LED lighting.
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Tank & FurnitureEHEIM
The EHEIM incpiria 530 reef is an open marine-water aquarium combination of 530 litres supplied without lighting, so the lighting can be chosen individually. It features pure white glass panes, a patented noiseless drainage shaft with overflow protection, a large filter sump with osmosis water storage, pre-assembled plug-and-play pipework, an included compactON 3000 return pump, and a cabinet with WLAN-controlled atmospheric LED lighting.
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Substrates & AquascapingCaribSea
CaribSea Indo-Pacific Black Arag-Alive! Live Reef Sand; live sand with millions of bacteria to speed up tank cycling and reduce nuisance algae. Grain size 0.25-5.0 mm with high surface area; general guideline is 1 pound per 2 gallons of display volume.
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Tank & FurnitureWaterbox Aquariums
The Waterbox INFINIA Frag 125.4 is a 78-gallon shallow rimless reef aquarium system with 12 mm ultra-clear low-iron glass for top-down coral viewing and propagation. It includes a sump, cabinet, precision plumbing kit, and filter socks as a complete turnkey system.
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SupplementationCO2Art
The CO2Art Inline CO2 Diffuser is a metal-bodied inline diffuser with a replaceable ceramic membrane that mounts on external filter lines for better CO2 absorption, in 12/16 or 16/22 sizes.
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LightsAqua Forest Aquarium
The Inline LED Light Dimmer is an inline dimmer with controller switch for the Twinstar LED lighting system (5.5mm x 2.5mm DC connector, up to 150W). It offers 7 brightness levels plus flashing 'thunder' modes; compatible with EC, EA, CC, CA, SM, SA, and SP series models; 1-year limited warranty.
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OtherEHEIM
The EHEIM InstallationsSET 1 (16/22 mm) is a modular accessory set for the inlet side of all EHEIM external filters. It lets you configure the water inlet with matching components and a suction pipe with a safe, watertight hose connection; the hose can be cleaned easily without removal and the set attaches securely in the tank with EHEIM quality suction cups.
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OtherEHEIM
The EHEIM InstallationsSET 2 (16/22 mm) is a modular accessory set for the outlet side of all EHEIM external filters. It lets you configure and extend the water outlet with a wide range of matching components, tubes, and nozzles to suit personal requirements.
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OtherBulk Reef Supply
Bob Smith Industries Insta-Set accelerator speeds up the set time of any cyanoacrylate super glue - glue your coral frag to a plug or tile, spray a small amount, and place in tank water immediately. Unlike other accelerators, it has a strawberry scent and no strong chemical smell; manage the heat produced and keep out of reach of children.
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OtherBulk Reef Supply
Insta-Set Super Glue Accelerator from Bob Smith Industries speeds up cyanoacrylate glue set time for aquascaping projects, creating a strong bond in seconds with a simple spray application. It reduces waiting and mess when attaching moss, gluing wood to stones, or building layouts, and has a pleasant strawberry scent. Safe for use in freshwater or saltwater aquariums.
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OtherEHEIM
Complete intake float spare part for the EHEIM surface extractor (surface skimmer).
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SupplementationCO2Art
The Co2Art In-Tank Flux CO2 Diffuser V2 is an in-tank CO2 diffuser for planted aquariums with an improved ceramic membrane that creates a nano mist of tiny bubbles. The increased surface area readily dissolves CO2 into the water, optimizing CO2 uptake for efficient plant absorption with less waste.
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OtherLifegard Aquatics
The Lifegard Intelli-Feed is a rechargeable automatic fish feeder with simple touch controls that keeps dry food dry and feeds up to 4 times per day. Its 200ml hopper, adjustable food amount, manual feed button, and 360-degree rotating mounting bracket make scheduled feeding easy on saltwater and freshwater tanks.
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FilterAquaZen
The AquaZen Nano Internal Corner Filter is a compact, quiet internal filter for freshwater aquariums with triple-stage filtration (pre-filter, fine filter, and activated carbon); it fits discreetly in a corner, installs vertically or horizontally, and has an adjustable spray bar for gentle, even flow.
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FilterAquaZen
The AquaZen Internal Corner Filter Cartridge is a replacement two-stage cartridge set for the AquaZen Nano Corner Filter: a filter floss cartridge that traps debris and fine particles, and an activated carbon cartridge that absorbs toxins and removes discoloration for clear water. The quick swap restores the filter's performance.
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FilterAquaZen
The AquaZen Internal Corner Filter Guard is a fine mesh barrier designed for the AquaZen Nano Corner Filter that prevents baby shrimp and small fish from being sucked into the filter intake while maintaining efficient filtration.
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Tank & FurnitureFiji Cube
A 142-gallon rimless aquarium from Fiji Cube with a slim mid-tank internal overflow featuring top, middle, and bottom weirs for efficient debris removal. Built with 15mm low-iron glass and black silicone, it includes dual return jet kits and mounts flush against the wall.
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Tank & FurnitureFiji Cube
The Fiji Cube 108 Gallon Internal Overflow Rimless Aquarium is a 108-gallon, 48x24x22-inch rimless glass tank with a 2,000 GPH center internal overflow. Built from low-iron glass with hand-polished beveled edges and flat-polished rims, it offers a frameless ultra-clear display ready for reef setups.
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Tank & FurnitureFiji Cube
The Fiji Cube 81 Gallon Internal Overflow Rimless Aquarium is an 81-gallon, 36x24x22.5-inch rimless tank built from extra-thick low-iron glass with beveled edges and black silicone. Its slim-profile center internal overflow with top, middle, and bottom weirs drains through the bottom for easy sump plumbing, and dual return jet kits are included.
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Tank & FurnitureFiji Cube
The Fiji Cube 108 Gallon Internal Overflow Rimless Aquarium with Stand (48 x 24 x 22.5 in, 15 mm low-iron glass) has a slim mid-tank internal overflow with top/middle/bottom weirs, dual return jet kit, and a heavy-duty 32.7 in plywood cabinet stand in white or matte black.
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Tank & FurnitureFiji Cube
The Fiji Cube 81 Gallon Internal Overflow Rimless Aquarium is an ultra-clear low-iron glass aquarium with a slim internal overflow and matching stand. Its bottom-drilled overflow plumbing lets the tank sit close to the wall while plumbing drains straight down to a sump.
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Tank & FurnitureFlipper
The Flipper Invisi-Lid is a modular black aquarium lid with a polycarbonate snap-fit frame and mesh insert that fits most rimless and all-in-one freshwater or saltwater tanks with a total perimeter of 64" or less. Tool-free assembly requires no drilling, cutting, or glue, and the reusable, reconfigurable design can be rebuilt for a different tank footprint after an upgrade; it reduces fish jumping and evaporation while preserving light penetration and a clean, low-profile look.
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Tank & FurnitureFlipper
The Flipper Invisi-Lid is a clear, modular aquarium lid that fits most popular rimless and all-in-one aquariums with a total perimeter of 64 inches or less (e.g., UNS Dual AIO series, IM Fusion Pro 2 10, Fluval Flex 9). The polycarbonate frame with mesh insert assembles tool-free via snap-fit with no drilling, cutting, or glue, and can be disassembled and reconfigured for a different tank later; it reduces jumping fish and evaporation with a clean, low-profile look.
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SupplementationCO2Art
The CO2Art IO In-Tank CO2 Diffuser - Acrylic Series uses a Nano CO2 Mist Technology ceramic membrane to dissolve CO2 into streams of tiny bubbles for high dissolution rates and efficient plant absorption. Available in Small for tanks under 40 gallons and Large for tanks over 40 gallons, it includes suction cup mounts, a replaceable ceramic membrane, and a discreet acrylic body.
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SupplementationTropic Marin
Tropic Marin Pro-Coral Iodine is a Lugol's solution for saltwater aquaria; contains iodine in its most effective form, as elementary I2. Iodine is an essential trace element for sea dwellers — a component of the thyroid hormone preventing goitre, essential for hardening crustacean chitinous shells; improves adaptation to light and coloring of anthozoa, especially hard corals. Add one drop per 200 L daily in circulation flow (max 1 drop per 100 L daily for heavily populated aquaria); skip missed days rather than making up doses.
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OtherProdibio
Prodibio Iodi+ is a concentrated iodine supplement for reef tanks that supports coral growth and coloration and helps corals adapt to lighting changes; dose one vial every 15 days per tank volume, using glass vials filled with argon or nitrogen to prevent oxidation.
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SupplementationKorallen Zucht
Complete temperature control bundle with a 200W virtually unbreakable titanium heating element and an Innovative Marine Helio smart controller. The controller communicates continuously with a titanium remote sensor for consistent accuracy, can drive two heaters up to 1000W combined, and sounds an audio alarm on temperature faults.
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SupplementationBrightwell Aquatics
Brightwell Aquatics Iodion Liquid Iodine Supplement (500 mL); highly concentrated, extended-activity iodide solution for reef aquariums. Dosing: 5 mL per 50 US gallons every 2-3 days to maintain iodine at 0.04-0.06 ppm.
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Otherhw Wiegandt
An iodine supplement from hw Wiegandt for seawater aquariums, containing only iodine types found in natural seawater. It enhances coral growth and deeper pigmentation, supports exoskeleton formation in echinoderms and molting/growth in crustaceans, and helps corals adapt to changed light and care conditions while reducing the risk of tissue infections.
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