Equipment

Find aquarium brands and equipment, or share your own setup.

+ Add custom equipment

Build your setup

Explore by category

Find the gear behind the community's tanks.

In community tanks

Chosen by aquarists

Popular equipment

5,380 matching items · Most used first

Supplementation

Korallen Zucht

Pohl’s Coral Vitalizer 50ml

Korallen Zucht Pohl's Coral Vitalizer (50 ml) is a natural coral food used as a food source for SPS, soft, and LPS corals; liquid and solid elements provide nutrition to a wide array of corals. One of the few phosphate and nitrate free coral foods; increased polyp extension after 7-10 days of daily dosing; corals obtain bright natural color and healthy growth; helps maintain difficult species like Goniopora and Alveopora; dose 1-3 drops per 25 gallons daily (dark period preferred); refrigerate after opening (12-month shelf life).

0 showcased tanks

Add to my tank

Sign in to choose your tank

Pohl’s K-Balance Potassium ConcentrateSupplementation

Korallen Zucht

Pohl’s K-Balance Potassium Concentrate

Korallen-Zucht Pohls K-Balance Potassium Concentrate; highly concentrated potassium salts for maintaining natural potassium levels (380-410 mg/L). Enhances SPS growth and blue/purple coloration in Tridacna clams and SPS corals; dose 1 mL per 25 gallons daily.

0 showcased tanks

Add to my tank

Sign in to choose your tank

Pohl’s K-Balance Potassium StrongSupplementation

Korallen Zucht

Pohl’s K-Balance Potassium Strong

Korallen-Zucht Pohls K-Balance Potassium Strong; extra-strong concentrated potassium salts for raising potassium levels in large tanks. Maintains natural 380-410 mg/L levels, enhancing SPS growth and blue/purple coloration in Tridacna clams and SPS corals.

0 showcased tanks

Add to my tank

Sign in to choose your tank

Pohl’s Xtra ConcentrateSupplementation

Korallen Zucht

Pohl’s Xtra Concentrate

Korallen-Zucht Pohls Xtra Concentrate; special blend of KZs most effective additives for improved coloration of mixed corals. Enhances color depth, growth rates, coral vitality, and daytime polyp extension; dose 1 mL per 25 gallons daily. Available in 10 mL to 1000 mL sizes.

0 showcased tanks

Add to my tank

Sign in to choose your tank

Pohl’s Xtra SpecialSupplementation

Korallen Zucht

Pohl’s Xtra Special

Korallen-Zucht Pohls Xtra Special; special blend of KZ additives with coloring agents and amino acids designed for ultra low nutrient systems and restoring deep natural coloration to pale corals. Dose 1 mL per 25 gallons daily; available in 100, 250, and 500 mL sizes.

0 showcased tanks

Add to my tank

Sign in to choose your tank

Pohl’s Xtra Special - 100 mLSupplementation

Korallen Zucht

Pohl’s Xtra Special - 100 mL

Korallen Zucht Pohl's Xtra Special 100 mL is a blend of KZ coloring agents and amino acids designed for ultra low nutrient systems and pale corals. Restores deep natural coloration and fluorescent tints while improving growth and vitality; dose 1 ml per 25 gal daily.

0 showcased tanks

Add to my tank

Sign in to choose your tank

Pohl’s Xtra Special - 250 mLSupplementation

Korallen Zucht

Pohl’s Xtra Special - 250 mL

Korallen Zucht Pohl's Xtra Special 250 mL is a blend of KZ coloring agents and amino acids designed for ultra low nutrient systems and pale corals. Restores deep natural coloration and fluorescent tints while improving growth and vitality; dose 1 ml per 25 gal daily.

0 showcased tanks

Add to my tank

Sign in to choose your tank

Pohl's K-Balance 1000mlWater Purification

Korallen Zucht

Pohl's K-Balance 1000ml

Korallen Zucht Pohl's K-Balance (1000 ml) is a potassium concentrate containing multiple potassium salts in high concentration; potassium is a major element in seawater (~390 mg/L). Enhances growth and coloration of all corals, especially SPS like Montipora, Stylopora, Seriatopora, Pocillopora, Acropora; improves polyp expansion; dosing 1 ml/100 L per day; do not exceed labeled dosage; check potassium regularly like Ca or Mg.

0 showcased tanks

Add to my tank

Sign in to choose your tank

Pohl's K-Balance Potassium Concentrate Automatic ElementsSupplementation

Korallen Zucht

Pohl's K-Balance Potassium Concentrate Automatic Elements

Korallen-Zucht Pohl’s K-Balance is a highly concentrated liquid potassium additive for reef aquariums (single-element, Zeovit dosing method). It maintains potassium at natural seawater levels of 380-410 mg/liter to support coral growth and coloration, enhancing blue/purple coloration in SPS corals and Tridacna clams. Dose 1 mL per 25 gallons per day; check potassium levels regularly and do not exceed the labeled dosage.

0 showcased tanks

Add to my tank

Sign in to choose your tank

Poly Filter Aquarium FilterFilter

Poly-Bio-Marine Inc

Poly Filter Aquarium Filter

The Poly-Bio-Marine POLY-FILTER is a chemical filter pad for fresh and saltwater aquariums that absorbs contaminants, medications, ammonia, and heavy metals. It changes color to indicate which substances it has removed and is available in 4x8 and 12x12 inch sizes.

0 showcased tanks

Add to my tank

Sign in to choose your tank

Poly-Bio-Marine Inc - Poly Filter Aquarium Filter 4 x 8Filter

Poly-Bio-Marine Inc

Poly-Bio-Marine Inc - Poly Filter Aquarium Filter 4 x 8

Poly-Bio-Marine Poly Filter (4 x 8) is a special patented filter pad material bonded to a synthetic matrix for filtering and purifying both fresh and saltwater aquariums. It absorbs/adsorbs contaminants and toxic materials (including medications after they serve their purpose), is non-toxic and harmless to biological filtration, removes excess ammonia while the biofilter readjusts, and changes color when exhausted.

0 showcased tanks

Add to my tank

Sign in to choose your tank

Polyp IgniteSupplementation

Brightwell Aquatics

Polyp Ignite

Brightwell Aquatics Polyp Ignite is a liquid coral supplement rich in amino acids, fatty acids, and natural pigments that stimulates coral feeding response and boosts polyp extension, coloration, growth, and tissue repair for LPS, SPS, and soft corals.

0 showcased tanks

Add to my tank

Sign in to choose your tank

Polyp-BoosterSupplementation

Polyplab

Polyp-Booster

Polyplab Polyp-Booster (100 mL) is a liquid coral feeding additive that triggers rapid feeding responses in LPS and SPS corals, invertebrates, and other marine life within seconds of dosing, helping corals absorb more food per feeding. It contains 18 amino acids, 12 fatty acids, and natural astaxanthin pigment for digestion, health, color, and vibrance; dose 1 mL per 60 gallons 30-60 seconds before Reef-Roids or other coral foods.

0 showcased tanks

Add to my tank

Sign in to choose your tank

Polyp-Booster 100mLSupplementation

Polyplab

Polyp-Booster 100mL

PolypLab Polyp-Booster (100 mL) is an additive that rapidly triggers coral feeding responses in corals, inverts, and other marine life within seconds, increasing food absorption each feeding. Contains 18 amino acids, 12 fatty acids, and natural astaxanthin pigment; helps increase LPS/SPS coral color and coloration. Add 1 mL per 60 gallons 30-60 seconds before Reef-Roids or other coral foods.

0 showcased tanks

Add to my tank

Sign in to choose your tank

Polyplab Coral View Lens V2 for Smart Phone or Tablet CamerasOther

Polyplab

Polyplab Coral View Lens V2 for Smart Phone or Tablet Cameras

The PolypLab Coral View Lens V2 clips onto your smartphone or tablet camera to take professional pictures of coral and fish; colored filter lenses accentuate colors and cut through blue light and glass glare without adjusting your lighting spectrum. Modular lens system: stack multiple lenses for fine-tuning; includes new orange 15K filter lens (perfect for full tank shots and frags), all-in-one polarized V2 filter lens, lens holder clip, and cleaning cloth.

0 showcased tanks

Add to my tank

Sign in to choose your tank

Polyplab Medic 30mL, For Ich and External ParasitesWater Purification

Polyplab

Polyplab Medic 30mL, For Ich and External Parasites

PolypLab Medic (30 mL) is a highly effective water conditioner used to de-pollute water in marine and freshwater environments; contains a reef-safe oxidizing agent particularly effective against Marine Ich (Cryptocaryon irritans), Freshwater Ich (Ichthyophthirius), and Marine Velvet (Amyloodinium ocellatum). Completely reef-safe, buffered to maintain physiological pH, does not harm invertebrates or nitrifying bacteria. For in-tank treatment: 1 level scoop per 190 L twice daily for 10-20 days; do not use ozone or carbon during treatment; run activated carbon for 2-3 days after.

0 showcased tanks

Add to my tank

Sign in to choose your tank

Polyp-Up (50ml)Supplementation

Aquaforest

Polyp-Up (50ml)

Aquaforest Polyp-Up (50ml) is a premium coral nutritional supplement designed to enhance polyp extension, coloration, and overall coral health, particularly in SPS corals. Enriched with Omega-3 and Omega-6 fatty acids, vitamins, and amino acids, it encourages long, vibrant polyp extension for easier food capture, while antioxidants intensify pigmentation, especially yellow and orange hues, and protect tissues from oxidative stress. Essential microelements like iron, zinc, manganese, and iodine support metabolic processes critical for coral growth and skeletal development. Dose 1 drop per 100 liters (26 gallons) with lights on; feed corals about 15 minutes after dosing.

0 showcased tanks

Add to my tank

Sign in to choose your tank

Pond Ice preventer THERMO200Climate Control

EHEIM

Pond Ice preventer THERMO200

The EHEIM Pond Ice Preventer THERMO200 is an unbreakable stainless steel heater that prevents the garden pond surface from freezing over up to -20 C. It maintains vital gas exchange at the pond surface so toxic gases can escape and fish and microorganisms keep receiving oxygen, keeping biological self-cleaning unchanged.

0 showcased tanks

Add to my tank

Sign in to choose your tank

Poseidon 200 Ozone Generator - Black EditionFilter

Ozotech

Poseidon 200 Ozone Generator - Black Edition

The Ozotech Poseidon 200 Ozone Generator (Black Edition) produces a variable output of up to 200 mg/hr of ozone using patented Cold Spark Corona Discharge in a rugged aluminum, wall-mountable enclosure. Ozone oxidizes waste, yellowing pigments, and coral defensive toxins for clearer water, better light penetration, healthier corals, and increased skimmer efficiency; it should be used with an ORP controller and carbon on both air and water outputs.

0 showcased tanks

Add to my tank

Sign in to choose your tank

Potassion - Concentrated Potassium SolutionSupplementation

Brightwell Aquatics

Potassion - Concentrated Potassium Solution

Brightwell Aquatics Potassion is a highly concentrated ionic potassium solution (80,000 ppm) for reef aquaria. It replenishes potassium depleted by corals and livestock, an element important to aragonite skeletal growth and neurological function.

0 showcased tanks

Add to my tank

Sign in to choose your tank

Potassium 500mlSupplementation

Tropic Marin

Potassium 500ml

Tropic Marin Potassium provides potassium in the aquarium. Potassium is an essential macronutrient for all living organisms, present in natural seawater at 408 mg/L.

0 showcased tanks

Add to my tank

Sign in to choose your tank

Potassium Iodide Fluoride Automatic ElementsSupplementation

Korallen Zucht

Potassium Iodide Fluoride Automatic Elements

Korallen-Zucht Potassium Iodide Fluoride Automatic Elements; potassium, iodide, bromine, and fluorine embedded in a solid carrier substance that releases constantly for up to 4 months. Improves vitality and coloration of all corals, especially blue and green; 1 piece per 50 L.

0 showcased tanks

Add to my tank

Sign in to choose your tank

Potassium Iodide Fluoride ConcentrateSupplementation

Korallen Zucht

Potassium Iodide Fluoride Concentrate

Korallen-Zucht Potassium Iodide Fluoride Concentrate; designed to enhance turquoise and blue pigments in SPS corals. Contains inorganic and organic iodide, bromine, potassium, and fluorine; maintenance dose is 1 drop per 25 gallons daily.

0 showcased tanks

Add to my tank

Sign in to choose your tank

Potassium Reef Test KitOther

Salifert

Potassium Reef Test Kit

The Salifert Potassium Reef Test Kit is a reliable, easy-to-use potassium test taking under 5 minutes per test with repeatable readings; contains up to 40 potassium tests. Potassium in natural seawater is normally around 400 ppm; many reefers report loss of coral coloration below 360 ppm. Invaluable for monitoring potassium dosing.

0 showcased tanks

Add to my tank

Sign in to choose your tank

PouchFeeder for Algae and Frozen FoodsOther

Two Little Fishies

PouchFeeder for Algae and Frozen Foods

The Two Little Fishies PouchFeeder is a magnet-mounted grazing feeder that holds nori (dried algae) or soft/frozen foods in flexible plastic pouches your fish can peck through, letting them feed throughout the day like they would in the wild. Ideal for tangs, blennies, angelfish, and other herbivores — and for timid fish — it mounts on glass up to 1/2 inch thick and includes the magnet assembly plus two feeding pouches.

0 showcased tanks

Add to my tank

Sign in to choose your tank

power supply 40W for powerLED+Other

EHEIM

power supply 40W for powerLED+

EHEIM safety power supply 24 V, 40 W, energy-saving, for operating EHEIM powerLED+ lighting (not suitable for EHEIM powerLED). Using the Y-cable, two lamps can be connected to one power supply; power input 110-240 V/50-60 Hz.

0 showcased tanks

Add to my tank

Sign in to choose your tank

power supply 80W for powerLED+Other

EHEIM

power supply 80W for powerLED+

EHEIM safety power supply 24 V, 80 W, energy-saving, for operating EHEIM powerLED+ lighting (not suitable for EHEIM powerLED). Using the Y-cable, two lamps can be connected to one power supply; power input 110-240 V/50-60 Hz.

0 showcased tanks

Add to my tank

Sign in to choose your tank

Power Supply BracketLights

EcoTech Marine

Power Supply Bracket

A mounting bracket from EcoTech Marine designed to neatly secure an EcoTech power supply, such as those for Radion lights or Vectra pumps, to a stand or wall. It keeps power supplies organized, ventilated, and off the floor.

0 showcased tanks

Add to my tank

Sign in to choose your tank