Browse conditioners, RODI systems and marine salt mixes used in community aquariums.
Build your setup
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
311 matching items · Most used first
Water PurificationSL Aqua
SL-Aqua Milione is a beneficial bacterial supplement that can increase digestion efficiency, immunity, shell color, and shrimplet growth for shrimp. It helps cycle new aquariums quickly and breaks down waste, with users reporting reduced green hair algae and zero nitrates in planted tanks. Shelf life of an unopened bottle is 3 years. Available in 70g ($11.99) and 200g ($28.99) containers.
0 showcased tanks
Water PurificationSL Aqua
SL-Aqua Montmorillonite Clay is made from high quality Japanese silicate clay, which can remove impurities and peculiar odors from the water. It also provides essential minerals and trace elements to shrimp, fish and nitrobacteria. Highly effective in enhancing shrimp color, increasing survival rate and stabilizing the water. Usage: quick wash off of dust, then put directly into tank or filter; 200g per 26 gallons of water. 200g package ($13.99).
0 showcased tanks
Water PurificationSL Aqua
Aquavital by SL-Aqua More is a synthetic vitamin formula intended for small freshwater fish species. Its natural and specialized formula can be absorbed easily and directly via fish gills. With a boosted immune system and overall improved health, Aquavital helps prevent disease while improving survival rates naturally for freshwater aquarium fish. Using Aquavital regularly and consistently is great for vivid coloration and for use during breeding projects. Ingredients include Vitamin A, B1, B2, B3, B6, D3, E, H, K3, Folic Acid, Nicotinic Acid, Pantothenic Acid, Immunoglobulin, and Chitosan. Available in 250ML ($13.99, treats up to 660 gallons) and 500ML ($20.99, treats up to 1320 gallons) bottles.
0 showcased tanks
Water PurificationSL Aqua
SL-Aqua NDM is a next-generation water safety solution in the form of a special ceramic board. It decomposes nitrite molecules by changing the electron energies between valence and conduction bands, protecting aquatic life during transport or nitrifying bacteria efficacy failure and substantially improving survival rates. NDM also releases negative ions in water and speeds up the oxidation of ammonia and nitrite. Available as 1 slab ($24.99).
0 showcased tanks
Water PurificationSL Aqua
SL-Aqua Vitality contains a combination of beneficial bacteria and minerals to support healthy growth of aquatic organisms. The specialized formula increases algae growth for shrimplets and long-term use aids in improving and stabilizing water quality. Comprised of 100% natural ingredients, free from chemical additives and GMO-free. Usage: float pouch on water surface for 7-10 days, then replace. Small box (10 pouches, 5-6G), Medium box (6 pouches, 7-13G), Large box (3 pouches, 14G+); all $11.99. Shelf life: use within 6 months of opening.
0 showcased tanks
Water PurificationSL Aqua
Aquarium Plant Protector Z2 by SL-Aqua offers a specialized formula made from all-natural plant extracts that act as algae-clearing agents in an aquarium. Effective on many strains and types of algae, it does not affect water quality, will not kill beneficial bacteria, and is safe to use with freshwater fish and shrimp species. Dosing: 2 spoonfuls per 13.02 gallons using the provided spoon; each treatment cycle lasts 1 full week without water changes. Increase aeration during treatment. Not safe for snails; may impact fragile, thin-rooted plants.
0 showcased tanks
Water PurificationSL Aqua
The SL-Aqua Z3 BBA Remover aims to eradicate black beard algae, one of the most difficult algae to deal with in planted aquariums. This product contains a special formula that works to slow down reproduction and kill spores to effectively remove BBA over time. It also helps with filamentous, blue and brown algae strain removal. Pair with a consistent maintenance routine. Safe for freshwater applications and will not harm aquarium plants or fish if dosage instructions are followed. Do not use in aquariums containing invertebrates or snails. Volume: 20ml; shelf life 6 months after opening.
0 showcased tanks
Water PurificationAquatic Life
Maximize Your RO System's Performance & Reduce Wastewater! Boosts RO System Pressure for Increased Efficiency Reduces Wastewater by Up to 65% Built-in Auto-Flush & Pressure Safety Switches Compatible with Most RO & RO/DI Units (50-100 GPD) Simple Installation with Quick-Connect Fittings The Aquatic Life Smart Buddie RO Booster is the ultimate upgrade for your reverse osmosis system, designed to enhance efficiency and water production.
0 showcased tanks
Water PurificationWavereef
WaveReef UV Sterilizer (HO-UV-18W, 18W) is an effective tool for controlling and eradicating parasites, algae, fungi, bacteria, and protozoa in saltwater, freshwater, and pond environments. High-output UV light provides a chemical-free solution to clarify the aquatic ecosystem.
0 showcased tanks
Water PurificationWavereef
WaveReef UV Sterilizer (HO-UV-27W, 27W) is an effective tool for controlling and eradicating parasites, algae, fungi, bacteria, and protozoa in saltwater, freshwater, and pond environments. High-output UV light provides a chemical-free solution to clarify the aquatic ecosystem.
0 showcased tanks
Water PurificationWavereef
WaveReef UV Sterilizer (HO-UV-40W, 40W) is an effective tool for controlling and eradicating parasites, algae, fungi, bacteria, and protozoa in saltwater, freshwater, and pond environments. High-output UV light provides a chemical-free solution to clarify the aquatic ecosystem.
0 showcased tanks
Water PurificationWavereef
WaveReef UV Sterilizer (HO-UV-90W, 90W) is an effective tool for controlling and eradicating parasites, algae, fungi, bacteria, and protozoa in saltwater, freshwater, and pond environments. High-output UV light provides a chemical-free solution to clarify the aquatic ecosystem.
0 showcased tanks
Water PurificationPentair
The Pentair Aquatics Smart UV Sterilizer (18 Watt) is designed for aquariums up to 60 gallons, maximizing effective UV contact time to combat bacteria, viruses, parasites, and water-borne algae blooms without altering water chemistry; replace the bulb annually for optimal performance.
0 showcased tanks
Water PurificationPentair
Important Note: Pentair has made an update to its UV sterilizers due to changes in part availability. Going forward, UV units with 3†bodies will no longer include union fittings on the inlet and outlet.
0 showcased tanks
Water PurificationPentair
The Pentair Aquatics Smart UV Sterilizer 25 Watt (for aquariums up to 130 gallons) uses UV-C light to combat bacteria, viruses, parasites, and free-floating algae, with 1.5-inch PVC unions, 29-inch body, and 8-watt UV-C output; replace the bulb annually.
0 showcased tanks
Water PurificationPentair
The Pentair Aquatics Smart UV Sterilizer (40 Watt) uses 40 watts of UV-C light to combat bacteria, viruses, parasites, and free-floating algae in aquariums up to 260 gallons, with flow rates from 157 to 1,574 GPH.
0 showcased tanks
Water PurificationProdibio
Cycling Kit for Betta Fish Helps with Biological Filtration in New Setups Includes Bett'Activ Water Conditioner 1 Box Treats up to 7.5 Gallons The Start Up Betta kit pairs Prodibio Bett'Activ and AquaBacter. It allows for the use of tap water in Betta aquariums and provides the necessary bacteria for a strong and efficient nitrogen cycle.
0 showcased tanks
Water PurificationProdibio
The Prodibio Start Up Goldfish kit pairs Gold'Activ water conditioner (removes chlorine and chloramines, traps ammonia) with Aqua'Bacter cold-water nitrifying bacteria to cycle new goldfish aquariums; each box treats up to 7.5 gallons.
0 showcased tanks
Water PurificationTropic Marin
Tropic Marin Syn-Biotic Sea Salt (10 kg) is pharmaceutically pure sea salt with probiotic bacteria and prebiotic bacteria food. Probiotic bacteria help fish and crustaceans overcome stress and disease.
0 showcased tanks
Water PurificationTropic Marin
Tropic Marin Syn-Biotic Sea Salt (4 kg) is pharmaceutically pure sea salt with probiotic bacteria and prebiotic bacteria food. Probiotic bacteria help fish and crustaceans overcome stress and disease.
0 showcased tanks
Water PurificationTropic Marin
Pharmaceutically pure sea salt with probiotic bacteria and prebiotic bacteria food The new Tropic Marin Syn-Biotic Sea Salt contains probiotic bacteria for fish and inverts and special prebiotic bacteria food to promote probiotic bacterial growth and to create low-nutrient conditions in the aquarium. The term synbiotic refers to supplements which combine probiotics and prebiotics in a form of synergism.
0 showcased tanks
Water PurificationTriton
Triton Detox is composed of different organics that specialize in binding to heavy metals that in excess can be harmful to your aquarium. It is the only product on the market that can actually remove copper down to undetectable levels with ICP testing; excess heavy metals can cause coral bleaching with little polyp extension and prolonged exposure can be fatal. Add up to 3 mL per 100 L of water volume with activated carbon removed, run for 72 hours (brown discoloration is normal and harmless), then replace with fresh carbon to remove the discoloration and bound metals. ICP-OES testing recommended for dosage requirements.
0 showcased tanks
Water PurificationTwinstar
The Twinstar Algae Inhibitor is designed to prevent the growth of green algae in the aquarium by eliminating and reducing spore production. It is safe for live plants, fish, and aerobic bacteria; its microbubbles destroy the cell walls of green algae without harming the natural biological environment, and reducing algae promotes plant growth by up to 50%.
0 showcased tanks
Water PurificationTwinstar
The TWINSTAR Aqua Cradle (M30/M90) is a mount that makes it easy to attach TWINSTAR sterilizer IC units to the aquarium wall and hang them securely, while concealing the reactor cable for a clean, neat-looking setup. M30 is suitable for M5/M3/S5/S3/Shrimp 50/Shrimp 30 units.
0 showcased tanks
Water PurificationTwinstar
The TWINSTAR II M3 Algae Inhibitor (reactor included) is a device that inhibits green algae growth using a sterilizing factor with microbubbles, which destroys algae cell walls without harming aerobic bacteria. It also promotes aquatic plant growth by up to 50% by inhibiting algae on plant surfaces and activating trace elements in the water; for 20-50L tanks. Package includes M3 IC controller, reactor, suction cups, power adapter, and manual.
0 showcased tanks
Water PurificationTwinstar
The TWINSTAR II NANO Algae Inhibitor inhibits green algae growth by eliminating algae spores at the sprouting stage with microbubbles; non-toxic to aerobic bacteria and promotes plant growth by up to 50%. Treating capacity 50-200L; package includes NANO IC controller, Reactor M7, suction cups, power adaptor, and manual.
0 showcased tanks
Water PurificationTwinstar
The Twinstar II Nano Plus is an algae inhibitor device that inhibits green algae effectively without harmful influence on the aquarium ecosystem by eliminating algae spores with microbubbles that destroy algae cell walls, and it promotes aquatic plant growth by up to 50%. The package includes the Nano Plus IC unit controller, Reactor M9, suction cups, power adaptor, and user manual, and it treats 50 to 250 liters.
0 showcased tanks
Water PurificationTwinstar
The Twinstar REACTOR Calcium Cleaner removes calcium adsorbed onto the Reactor after long use; simply soak the Reactor in warm water with the cleaner added to dissolve the calcium. Package includes 2 packs (30g).
0 showcased tanks
Water PurificationTwinstar
The TWINSTAR Reactor M5 is a replacement reactor disk for the TWINSTAR2 M5, M3, Shrimp 50, and Shrimp 30 algae inhibitors, and is also compatible with the TWINSTAR1 S5 and S3 models. Connection wire is included.
0 showcased tanks
Water PurificationTwinstar
The TWINSTAR Reactor M7 is a replacement reactor disk for the TWINSTAR2 NANO and YOTTA sterilizers, and is also compatible with the TWINSTAR1 Mini, Mini S, and Shrimp models. A fouled reactor can be cleaned by soaking in a diluted bleach solution; do not use a brush, as the metal coating can be damaged.
0 showcased tanks