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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
LightsATI
The ATI 48 in LED T5 PowerModule Hybrid combines 3x75W LED clusters with 4x54W or 8x54W T5HO bulbs for full-coverage reef lighting with color/intensity control and LED shimmer; built-in controller, active cooling, plugs into standard 120V outlets, bulbs not included.
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LightsGiesemann
The Giesemann 48-inch MATRIXX II T5 Fixture is a black powder-coated anodized aluminum fixture with independent reflectors, German electronic ballasts, and active/passive cooling, available in 4-, 6-, and 8-lamp 54W models.
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Tank & FurnitureGlasscages
The GlassCages 48-inch Rimless Low-Iron Glass Aquarium is a 73-gallon tank (48 x 22 x 16 inches) bundled with a custom pre-assembled black hardwood stand. It features high-clarity low-iron glass with black silicone seams, a black vinyl back, and a 16-inch Synergy Reef Shadow V3 overflow.
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LightsReef Brite
The Reef Brite 48 inch X Series Quad Strip LED Hybrid Kit is a supplementary LED lighting add-on with four 48 inch Blue Actinic XHO strips (144 LEDs, 216W) designed to surround a primary LED fixture for more even coverage, reduced shadowing, and enhanced coral color and fluorescence. It includes mounting brackets, in-line dimming switches, and a wire hanging kit; the primary LED fixture is not included.
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SupplementationSimplicity
The Simplicity 4-Head Dosing Pump has four individually programmable pump heads with onboard controls, ±0.1 mL per 10 mL accuracy, 50 mL/min flow rate, dosing from 1 mL to 9999 mL at intervals from hourly to every 30 days.
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SupplementationRed Sea
Red Sea's 4-Part Complete Reef Care is a reef dosing system supplying 36 major, minor, and trace elements consumed by corals, with dosing guided by a single weekly calcium test; Bottle 1 doses calcium, Bottle 2 doses 2x volume for alkalinity, and Bottles 3 and 4 dose half volume for iodine/potassium and iron/bioactive elements. It pairs with the ReefDose 4 pump, which auto-scales all four doses from Bottle 1 in the ReefBeat app, and comes in Small (up to 40 gal), Medium (up to 80 gal), and Large (160+ gal) sizes.
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OtherSimplicity
The Simplicity 5 Gallon Easy-Fill ATO Reservoir is a space-saving top-off water container (6.0" x 16.0" x 15.25") compatible with nearly every auto top-off system on the market. Its patent-pending wide-mouth lid converts into a funnel for clean in-cabinet refills, the opaque black sides reduce algae growth, and a clear graduated front panel shows the water volume at a glance.
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SupplementationAqua Forest Aquarium
The 5 Lb. Aluminum CO2 Cylinder is a brand-new, unfilled high-quality carbon dioxide gas cylinder made of aluminum with extra-thick walls. It has a standard CGA320 valve, corrosion-resistant interior and exterior, 1800 PSI service pressure, DOT-3AL certification, and refillable at a local gas supplier or welding shop.
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FilterNeo-Pure
The Neo-Pure 5 Micron Sediment Filter is a 2.5 x 10 inch high-efficiency polypropylene depth filter. It provides reliable, economical pre-filtration for reverse osmosis systems, trapping sediment and particulates before water reaches the membrane.
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Water PurificationBulk Reef Supply
The BRS 5 Stage 75 GPD Drinking Water RO System produces up to 75 gallons per day of purified drinking water through sediment, dual carbon block, Dow Filmtec RO membrane, and inline carbon stages. It includes a 3.2-gallon pressurized storage tank, brushed nickel air-gap faucet, and all fittings and tubing, and can later be upgraded with a deionization canister to make RO/DI water for saltwater aquariums.
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Water PurificationBulk Reef Supply
The BRS 5 Stage 75 GPD Drinking Water RO System produces up to 75 gallons per day of purified water for drinking and saltwater aquarium use through sediment, dual carbon block, Dow Filmtec RO membrane, and inline carbon stages. It includes a 3.2-gallon pressurized storage tank, a silver (chrome) air-gap faucet, and all installation fittings and tubing.
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Water PurificationBulk Reef Supply
The BRS 5 Stage Premium 150 GPD Water Saver RO/DI System is a five-stage reverse osmosis and deionization unit that produces up to 150 gallons per day of 0 TDS purified water while using less waste water than standard systems. With sediment, dual carbon block, dual membrane, and DI resin stages, it handles well water and city water treated with chlorine and small amounts of chloramines.
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Water PurificationBulk Reef Supply
The BRS 5 Stage Premium 200 GPD Water Saver RO/DI System is a five-stage reverse osmosis and deionization unit producing up to 200 gallons per day of 0 TDS water for topping off evaporation and mixing saltwater. It includes a 1-micron sediment filter, dual BRS carbon blocks for chlorine and chloramines, dual 100 GPD Dow Filmtec membranes in a water-saver configuration, and color-changing DI resin.
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Water PurificationBulk Reef Supply
The BRS 5 Stage Premium 75 GPD RO/DI System is a five-stage reverse osmosis and deionization unit producing up to 75 gallons per day of 0 TDS water for topping off evaporation and mixing saltwater. With sediment, dual carbon block, RO membrane, and DI resin stages, it handles city water treated with chlorine and chloramines as well as most well water sources.
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Water PurificationBulk Reef Supply
The BRS 5 Stage Premium Plus 100 GPD RO/DI System produces 0 TDS aquarium water through a sediment filter, dual carbon blocks, a 100 GPD Dow Filmtec membrane, and DI resin, with a pressure gauge, flush kit, and dual inline TDS meter included.
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Water PurificationBulk Reef Supply
The BRS Filter Sock Mount is a hang-on bracket that adds mechanical filter sock filtration to a sump or refugium, trapping excess food, detritus, organic waste, and particulates before they break down into nutrients. It includes adapters for both 4" and 7" filter socks with leveling screws, and installs and removes easily for tank cleaning or sock replacement.
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Water PurificationBulk Reef Supply
The BRS 5 Stage Premium Plus 200 GPD Water Saver RO/DI System is a five-stage reverse osmosis and deionization unit producing up to 200 gallons per day of 0 TDS water while using less waste water than standard systems. The Plus version adds a dual inline TDS meter, glycerin-filled pressure gauge, and membrane flush kit to the sediment, dual carbon block, dual membrane, and DI resin stages; it handles city water with chlorine and chloramines as well as most well water.
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Water PurificationBulk Reef Supply
Five-stage RO/DI filtration system that produces up to 75 gallons per day of 0-TDS purified water for reef aquariums. Stages include a sediment filter, carbon blocks, a 75 GPD RO membrane, and color-changing DI resin for final deionization.
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FilterBulk Reef Supply
The 5-inch BRS Mini Reactor Refillable Cartridge - Hard Shell is a clear, refillable media cartridge for BRS 5-inch reactors. It holds 1 cup (236 mL) of media and works in sump or hang-on-back placement for saltwater or freshwater aquariums.
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FilterAdaptive Reef
The Adaptive Reef 5 in Space Saving Media Reactor (5 x 16 in, 3/4 in hose barbs) holds two different media types separately in a compact PVC/acrylic footprint, with adjustable flow control for non-tumbling media like carbon, for saltwater or freshwater aquariums.
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Tank & FurnitureInnovative Marine
The Innovative Marine NUVO Fusion Lagoon PRO 2 50 is a ~50-gallon all-in-one lagoon aquarium (29.92"L x 23.62"W x 16.14"H, 10mm low-iron glass) with built-in acrylic overflow wall, emergency overflow, high-tide water risers, SafeScreen mesh lid, leveling mat, a 538 GPH MightyJet DC return pump with controller, 200-micron filter sock, and CustomCaddy media basket with PurityPack media. The matte black APS stand is corrosion-resistant anodized aluminum (30.12"L x 23.75"W x 35.81"H) with magnetic door latches and a shelf board.
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Tank & FurnitureInnovative Marine
Replacement filter kit for BRS 5-stage RO/DI systems and most other 10-inch-canister RO/DI systems. Includes a 5-micron sediment filter, Matrikx CTO 5-micron and 1-micron carbon blocks, and a 1.25-lb refill of color-changing DI resin.
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Climate ControlLifegard Aquatics
The Lifegard Aquatics 50 Watt Pre-Set Quartz Glass Heater is a plug-and-play submersible shatterproof quartz heater pre-calibrated to maintain 78 degrees Fahrenheit with no adjustments needed. It suits aquariums up to 20 gallons, including betta, small freshwater community, and nano saltwater setups, with an LED heating indicator and suction cup mounting.
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Water PurificationPentair
The Pentair Aquatics 50 Watt Smart UV High Output UV Sterilizer is a UV-C sterilizer for saltwater aquariums up to 330 gallons, reducing waterborne algae, bacteria, and parasites for crystal clear water. It features a UV-resistant high-density polymer body with removable end cap, a low-pressure lamp with remote ballast, a 16-foot power cord, and slip unions accommodating 2, 2.5, or 3 inch plumbing with reducers included.
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LightsReef Brite
The Reef Brite 50/50 Tech LED Strip Light combines alternating Actinic Blue and White LEDs (approximately 6 per foot), available in 8 to 72 inch lengths, ideal as a supplemental full-spectrum light for metal halide or T5 fixtures, includes power supply.
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SupplementationTropic Marin
Tropic Marin Elimi-Phos Rapid (500 mL) is a lanthanum-based liquid treatment for extremely rapid phosphate reduction in aquariums. It binds phosphates rapidly and precipitates them from the water column, preventing nuisance algae and supporting coral health; 10 mL per 26 gallons reduces phosphate by up to 1 ppm, and it works best when used with a skimmer or fine mechanical filtration.
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SupplementationKorallen Zucht
Korallen-Zucht Magnesium Complex (500 mL) is a ready-to-use liquid additive formulated to raise or maintain magnesium levels in reef aquariums. Magnesium supports stable calcium and alkalinity levels and prevents excess precipitation; it is suitable for hand-dosing or use with a dosing pump, with a maximum of 3 mL per 50 gallons daily.
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SupplementationTropic Marin
Tropic Marin Cyo-Control (500 mL) is a probiotic bacteria and natural zeolite treatment that naturally blocks the recurrence of cyanobacteria in aquariums. After manual removal of cyanobacteria, the probiotic bacteria settle in their place and outcompete them for recolonization; it contains no antibiotics, biocides, or toxins and can be stored without refrigeration.
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OtherTropic Marin
Tropic Marin Lipo-Garlic (50 mL) is a liquid blend of select oils, polyunsaturated fatty acids, and garlic used as a soak to enhance fish foods. It increases feeding response, improves natural color, supports immunity, and encourages spawning; add 5-10 drops per teaspoon of dry food and let it absorb before feeding.
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Climate ControlAquaReady
The AquaReady 50W Preset Aquarium Heater is a preset shatterproof glass aquarium heater for 10 to 15 gallon saltwater or freshwater tanks, providing consistent heating without manual adjustment. It measures 11 inches with a 6-foot power cord, suction cup mounting, and a 5-year warranty.
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