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Return pumps, wavemakers, gyres
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Conditioners, RODI systems, marine salt mixes
Plant fertilizers, liquid CO₂, reef dosing pumps, calcium & alkalinity
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5,380 matching items · Most used first
LightsEcoTech Marine
Ultimate Coverage with Perfect Shimmer! Increased blending Decreased shadows Decreased color separation Diffuser Installs in minutes Even Spread & Coloration Once you put the XR30 Diffuser on the Ecotech Radion LED light you will instantly see a better balance of light throughout your aquarium.
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LightsEcoTech Marine
The XR717 RMS Hanging kit allows for simple hanging of the RMS Tracks. By hanging the tracks you can easily adjust the height of the lights above the tank.
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Wave GenerationSicce
Sicce engineering brings high flow rates in an ultra compact package to both small and large aquariums with the new Sicce XStream wave pumps. Deceptively simple on its exterior, this pump offers numerous advanced technological features.
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Wave GenerationSicce
Control The Flow In Your Aquarium! Sicce SDC XStream powerheads can be fully controlled from 270 gallons per hour all the way up to an amazing 2,250 GPH while staying super quiet.
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Wave GenerationSicce
Sicce engineering brings high flow rates in an ultra compact package to both small and large aquariums with the new Sicce XStream wave pumps. Deceptively simple on its exterior, this pump offers numerous advanced technological features.
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Wave GenerationSicce
The Sicce XStream is an ultra-compact wave pump delivering 1720 GPH at only 9.5 watts, with silent operation, a powerful magnetic mount, and self-cleaning ceramic-bearing impeller. It suits saltwater tanks up to 120 gallons and freshwater tanks up to 200 gallons, with up to a 5-year warranty.
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Wave GenerationSicce
Sicce engineering brings high flow rates in an ultra compact package to both small and large aquariums with the new Sicce XStream wave pumps. Deceptively simple on its exterior, this pump offers numerous advanced technological features.
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OtherLoc-Line
The Loc-Line Y Fitting is a push-connect/snap-fit wye connector for Loc-Line modular hose, splitting one water line into two directional outlets. Available in 1/2" and 3/4" sizes (black), it snaps onto Loc-Line segments for custom return-line and closed-loop plumbing configurations where directed water flow is needed.
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OtherLoc-Line
3/4" to 1/2" Y reducer for 3/4" Loc-Line Modular Hose. Loc-Line flexible modular plumbing offers endless plumbing configurations and is useful for unique plumbing designs.
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OtherSkimz
Skimz Yellow Colour-Tracer Silicone Tubing is FDA-grade flexible 4 mm ID / 6 mm OD silicone tubing in 2, 4, or 8 meter lengths for color-coding dosing pump lines.
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OtherBulk Reef Supply
Add a pop of color to your plumbing! These Furniture-Grade 45 Degree Elbow fittings are glossy, highly-pigmented, and extremely resistant to damage or degradation by sunlight.
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OtherBulk Reef Supply
Add a pop of color to your plumbing! These Furniture-Grade 90 Degree Elbow fittings are glossy, highly-pigmented, and extremely resistant to damage or degradation by sunlight.
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OtherBulk Reef Supply
Add a pop of color to your plumbing! External couplings offer added stability and compactness to your plumbing designs.
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OtherBulk Reef Supply
Add a pop of color to your plumbing! These end caps attach to the outside of PVC pipes to provide a smooth surface or stable foundation to any project.
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OtherBulk Reef Supply
Add a pop of color to your plumbing! These Furniture-Grade Tee fittings are glossy, highly-pigmented, and extremely resistant to damage or degradation by sunlight.
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Substrates & AquascapingAqua Forest Aquarium
Yellow River Stone is a yellowish stone with holes, natural crevices, and texture similar to Pa-Hai stone, giving a warm color impression. Ideal for Nature-style planted or freshwater aquariums; has minimal impact on pH; approx. stone size 5-10 inches (minimum order 10 lbs).
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Substrates & AquascapingUltum Nature Systems
Yukon Canyon Stone is a natural rock blending grey, cream, red, and brown earth tones that darken considerably when wet, ideal for desert or riverbed-inspired aquascapes. Its neutral palette works as a versatile accent for driftwood or a primary hardscape foundation, and it suits terrariums and paludariums; sold in 10, 20, and 30 lb packs and should be rinsed before use.
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LightsAquaZen
The AquaZen ZenGlow Freshwater LED Light Fixture (10.5W) is an affordable energy-efficient RGB LED strip (14.5 in) with adjustable leg stands, designed to enhance natural colors and support healthy plant growth in freshwater tanks.
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LightsAquaZen
The AquaZen ZenGlow Freshwater LED Light Fixture (7.5W) is an affordable energy-efficient RGB LED strip (11 in) with adjustable leg stands, designed to enhance natural colors and support healthy plant growth in freshwater tanks.
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SupplementationKorallen Zucht
Korallen-Zucht ZEObak is the bacterial component of the ZEOvit system, containing several bacterial strains that form a bacterial chain capable of consuming nutrients. Used alongside ZEOvit Media, ZEOstart, and ZEOfood Plus, ZEObak helps establish and maintain the biological processes used to manage nitrate and phosphate in a low-nutrient reef aquarium, forming bacterioplankton that can be removed by protein skimming or consumed by corals. Dose 1 drop per 25 gallons once or twice weekly.
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SupplementationKorallen Zucht
Korallen-Zucht ZEOfood Plus is a liquid coral nutrition and biological support supplement used within the ZEOvit method, enhancing beneficial bacteria activity and biofilm development while providing nutritional support for corals and brilliant coloration (notably pink coloration in Stylophora). It is dosed at 6 drops per 100 L daily for one week per month, then 2 drops per 100 L three times weekly for the remaining three weeks, alongside ZEOvit Media, ZEObak, and ZEOstart.
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Water PurificationKorallen Zucht
Korallen Zucht ZEOlife (1000 mL) helps start and speed up metabolic processes within the aquarium. Biologically removes water-yellowing compounds and tank cloudiness, and reduces nitrate and phosphate with regular use; speeds up the initial stages of the ZEOvit system. Usable with or without the ZEOvit system; dose 1 L per 1250 US gallons, turning off the protein skimmer for an hour after dosing.
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SupplementationKorallen Zucht
Korallen-Zucht ZEOlife (1000 mL) is a liquid additive that starts and accelerates metabolic processes in reef aquariums, biologically removing water-yellowing compounds and cloudiness while reducing nitrate and phosphate with regular use. It can be used alone to keep water crystal clear or as part of the ZEOvit system to speed up initial stages and boost ongoing performance; dose 1 L per 1,250 US gallons with the skimmer off for one hour afterward.
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FilterKorallen Zucht
Korallen-Zucht ZEOmag is a pure magnesium granulate (1 kg, 6-12 mm coarse grain) designed to be mixed with standard calcium carbonate media in a calcium reactor, typically at 10-30% of the media bed. It maintains stable magnesium levels without adding extra chloride or sulfate, dissolving best at reactor pH around 6.2-6.3.
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FilterAquaforest
Specially selected blend of zeolites particularly recommended in tanks with plentiful livestock and or ULNS tanks. Due to carefully designed composition, Zeo Mix is a comprehensive, multifunctional filtration media.
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SupplementationKorallen Zucht
Korallen-Zucht ZEOspur 2 (250 mL) is a ZEOvit system additive that reduces zooxanthellae in acropora, anacropora, and montipora coral tissue to bring out deeper, more brilliant coloration. Dose the full amount at once (max 1 mL per 25 gallons net water volume) every 7-21 days, starting at half dose and increasing gradually; do not use on newly acclimated corals or in new systems, and avoid overdosing to prevent bleaching.
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SupplementationKorallen Zucht
ZEOspur Macroelements Concentrate (ZEOspur Macroelemente Konzentrat) replaces elements most commonly missing from synthetic salt mixes, which in KZ’s experience has shown to maximize coral coloration and growth. ZEOspur Macroelements is designed to supplement ZEOspur 2 dosing.
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SupplementationKorallen Zucht
Korallen-Zucht ZEOstart 3 is the bacterial nutrition component of the ZEOvit system: a highly concentrated liquid that promotes the growth and reproduction of beneficial bacteria to reduce nitrate and phosphate. Used alongside ZEOvit Media, ZEObak, and ZEOfood Plus, it maintains the low-nutrient conditions the ZEOvit method targets; dose 2 mL per 1000 L (approx. 264 gallons) of aquarium water daily in a high-flow area.
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FilterKorallen Zucht
Korallen-Zucht ZEOvit Media (1000 mL) is a balanced blend of natural zeolites that serves as the primary filtration media in the ZEOvit system, used inside a dedicated ZEOvit reactor alongside ZEObak, ZEOstart, and ZEOfood Plus. It provides a high-surface home for nutrient-processing bacteria to keep nitrate and phosphate at very low levels; dose 1000 mL per ~106 gallons at up to ~106 GPH reactor flow, agitate daily, and replace every 6-8 weeks.
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SupplementationKorallen Zucht
Korallen-Zucht ZEOzym is an enzyme-based biological stimulant for the ZEOvit system that increases bacterial metabolism, amplifying the effect of ZEObak and BioMate, and helps control slime algae (cyanobacteria) biologically. It also enhances protein skimmer performance and removal of harmful substances, improving coral growth. Available in 250 g and 500 g powder forms; dose 1 level teaspoon per 250 gallons dissolved in tank water for 6–8 hours before adding.
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