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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
LightsMaxspect
Maxspect Jump MJ-L230 LED Light Fixture (30W); budget-friendly nano reef light for tanks up to 19.5 inches supporting LPS and soft corals. Passive cooling, 43 LEDs, three pre-set spectrums, and in-line controller with 6/10/12-hour photoperiod; tank mounting arm included.
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LightsMaxspect
Maxspect Jump MJ-L230R LED Refugium Light Fixture (30W); budget-friendly refugium light with spectrum tuned for fast, healthy macroalgae growth. Passive cooling, 43 LEDs, three pre-set spectrums, and in-line controller with 6/10/12-hour photoperiod; tank mounting arm included.
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LightsMaxspect
Maxspect Jump MJ-L290 LED Light Fixture (90W); for larger reef aquariums with expanded coverage and full-spectrum AB+ color for coral growth and coloration. Controlled via the Syna-G Cloud App with scheduling, lunar simulation, and acclimation; adjustable mounting stand included.
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FilterMaxspect
Maxspect Jump MJ-SK2400 Gen 2 Protein Skimmer; compact DC-powered skimmer with dual water intake and dual needle wheel design for fine, dense bubbles. Smart controller with overflow protection and feed mode; rated for light/medium/heavy bioloads up to 264/185/105 gallons.
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FilterMaxspect
Maxspect Jump MJ-SK2600 Gen 2 Protein Skimmer; compact DC-powered skimmer with dual water intake and dual needle wheel design for fine, dense bubbles. Smart controller with overflow protection and feed mode; rated for light/medium/heavy bioloads up to 528/317/171 gallons.
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FilterMaxspect
In-Sump Probe Holder with Magnetic Mount by Vertex.
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FilterMaxspect
Maxspect Jump SK200 Protein Skimmer; in-sump skimmer with dual water inlet and dual needle wheel design for smaller, denser bubbles. In-line controller with pump speed adjustment, feed mode, and overflow sensor; rated for 68-171 gallons depending on bioload.
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FilterMaxspect
Maxspect Jump SK400 Protein Skimmer; in-sump skimmer with dual-intake, dual-needle wheel design for finer micro bubbles. DC-powered with smart controller, feeding mode, overflow protection, and precision water adjustment dial; rated for 100-265 gallons.
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FilterMaxspect
Maxspect Jump SK800 Protein Skimmer; large in-sump skimmer with dual-intake, dual-needle wheel design for finer micro bubbles. DC-powered with smart controller, feeding mode, overflow protection, and precision water adjustment dial; rated for 237-713 gallons.
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Tank & FurnitureD-D The Aquarium Solution
Maxspect 6.5-inch Universal Pump Impeller MJ-L165 by Maxspect. Replacement pump impeller part.
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Tank & FurnitureD-D The Aquarium Solution
The D-D Jumpguard DIY Aquarium Cover Kit (47.25 x 29.5 inches) provides everything needed to build a custom-cut mesh lid that prevents fish from jumping out of the tank. Its scratch-resistant extruded aluminum frame sits directly on the aquarium glass with no clips or brackets, and the black mesh reduces light penetration by only about 2.5% with no shadowing; kits are available in three sizes and cut to fit rimless, rimmed, and eurobraced tanks.
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Tank & FurnitureD-D The Aquarium Solution
D-D The Aquarium Solution Jumpguard DIY Aquarium Cover (70.8 x 35.4 inches); largest DIY mesh lid kit that can be cut to size for a custom fit. Scratch-resistant extruded aluminum frame sits on the glass edge with no clips; black mesh reduces light penetration by only ~2.5% with zero shadowing.
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OtherD-D The Aquarium Solution
The D-D Jumpguard Feeding Portal is a clip-together accessory that installs anywhere on a mesh screen aquarium lid (including the Jumpguard lid) so fish can be fed without lifting the lid. It has a 50mm diameter opening with a removable lid and a slim universal-fit profile for most screen/mesh covers.
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Tank & FurnitureD-D The Aquarium Solution
Jumpguard FLEXICO Cut Out Accessory Set; modifies any Jumpguard frame to accommodate larger overflow boxes, light brackets, cables, or pipework exceeding 4.7 inches in length or 1.5 inches in width. Includes 2 standard corners and 2 reverse corners.
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Tank & FurnitureD-D The Aquarium Solution
Jumpguard MULTICO Cut Out Accessory Set; provides 3 cutout options for modifying any Jumpguard frame around light brackets, cables, or pipework. Includes 2x 15mm offset corners, 2x 40mm offset corners, and 1x 40mm x 120mm lighting bracket or rigid cut-out.
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Substrates & AquascapingUltum Nature Systems
Jungle Vine Wood is a natural aquarium driftwood with long, slender, spiraling shapes that create flowing movement across aquascapes. Available in Small through Show Piece sizes (11 to 47 inches), it should be rinsed and soaked or boiled before use to waterlog it and manage natural tannin release.
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OtherPaleo-Bond
Paleo-Bond Jurassic Gel 4540 Reef Adhesive; high-strength clear cyanoacrylate gel for structural bonding of live rock and attaching coral frags. Thick enough to bridge small gaps with full cure in several hours; available in 20g and 200g tubes.
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SupplementationTropic Marin
Tropic Marin Pro-Coral K+ Trace 1 (1000 mL) is an essential cationic trace element supplement for reef aquariums, containing barium, boron, chrome, cobalt, iron, copper, manganese, nickel, strontium, and zinc. Replenishes trace elements corals and invertebrates deplete as they grow; supports natural coral color and growth. Dose with Pro-Coral A- Trace 2 for best results; doser ready, no mixing required. Add 1 mL per 100 L (25 US gal) daily; max 2 mL per 100 L per day.
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SupplementationTropic Marin
Tropic Marin Pro-Coral K+ Trace 1 (500 mL) is an essential cationic trace element supplement for reef aquariums, containing barium, boron, chrome, cobalt, iron, copper, manganese, nickel, strontium, and zinc. Replenishes trace elements corals and invertebrates deplete as they grow; supports natural coral color and growth. Dose with Pro-Coral A- Trace 2 for best results; doser ready, no mixing required. Add 1 mL per 100 L (25 US gal) daily; max 2 mL per 100 L per day.
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SupplementationAquaforest
Aquaforest Kalium (50 mL) is a highly concentrated potassium supplement that supports neurological functions, nutrient transport, and strong pink/red coloration in corals; dose one drop per 100 liters to maintain the recommended 360-380 mg/L potassium level.
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Water PurificationSeachem
Seachem KanaPlex is a kanamycin-based antibiotic medication that treats fungal and bacterial fish diseases including dropsy, popeye, fin/tail rot, and septicemia. It is absorbed through skin and gills so ingestion is not required, and it does not adversely affect the filter bed; remove invertebrates before use.
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FilterEHEIM
EHEIM KARBON (1 litre, with net bag) is activated filter carbon for clear aquarium water, especially for new tank installations. It binds chlorine from mains water and other chemical substances, and should be used for a short period (ca. 4 weeks) after the mechanical and biological filter media; suitable for freshwater only.
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FilterEHEIM
EHEIM KARBON (2 litres, with net bag) is activated filter carbon for clear aquarium water, especially for new tank installations. It binds chlorine from mains water and other chemical substances, and should be used for a short period (ca. 4 weeks) after the mechanical and biological filter media; suitable for freshwater only.
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LightsKessil
Kessil to Neptune Apex Control Cable (Type 1); 6 ft cable connecting Kessil A360 (A360N/360W) or A160 LED lights to a Neptune Systems Apex controller. Features 1/8-inch stereo male phono plug on one end and RJ45 plug on the other.
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OtherReef Factory
The Reef Factory KH keeper Plus is a compact automated alkalinity testing device with ±0.01 dKH accuracy, testing every 1–12 hours with app notifications and integration with Reef Factory dosing pumps.
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OtherReef Factory
The Reef Factory KH keeper Plus Maintenance Kit maintains peak performance with replacement dosing pump tubes for Pump A (waste), Pump B (water sample), and Pump C (reagent), plus a new water filter for the water sample line.
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OtherReef Factory
The Reef Factory KH Keeper Plus Mixing Pill is a replacement magnetic stir bar for the KH Keeper Plus automated alkalinity tester. Dropped into the testing beaker, it mixes the water sample and reagent during each measurement for accurate readings.
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OtherAPI
The API KH Test Kit is a liquid titration test that measures carbonate hardness (alkalinity) in freshwater and saltwater aquariums. It reads in degrees KH via drop counting, with one drop equaling one degree, so aquarists can track alkalinity for stable water chemistry.
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OtherSalifert
The Salifert kH/Alkalinity Test Kit makes it easy to test the kH/alkalinity level in your tank. Trusted by discerning reefers for easy-to-read results; contains 100-200 tests (typically closer to 100).
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OtherBulk Reef Supply
The BRS Kids Size Crabby T-Shirt is a blue triblend tee made from 50/25/25 poly/combed ring-spun cotton/rayon with a playful crab graphic. It is available in youth sizes X-Small to X-Large.
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