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2-part balanced calcium and alkalinity system for reef aquariums Helps establish calcium and carbonate ratios found in natural seawater Provides the necessary elements for corals and other reef-building organisms Simplify calcium and alkalinity maintenance with this convenient, two-part method. When used together, Reef Code A and B helps establish the same ratio of calcium ions and carbonates found in natural seawater. Benefits reef-building organisms such as corals, clams, and calcareous algae by providing these organisms with the necessary building blocks in the proper proportions. Use Reef Code A and Reef Code B for best results. 17 oz treats up to 2,500 gallons.Please click on "More Information" for instructions and guideline.

Easy to use combination liquid calcium supplement for marine aquariumsProvides vital calcium, magnesium, and strontium for healthy coral growthRestores and maintains calcium to levels found in natural seawaterComprehensive, inorganic supplement designed to safely restore calcium, strontium, and magnesium in reef and saltwater aquariums alike. Concentrated optimized blend of ionic calcium replenishes and maintains calcium to levels found in natural seawater without affecting pH. Also contains magnesium and strontium in proper proportions for convenient one-step supplementation to ensure healthy coral growth. Use alone or in conjunction with Reef Calcium for optimum results. 1 ml delivers 160 mg of calcium. 250 ml treats approximately 1,000 gallons.Please click on "More Information" for directions for use.

Easy to use combination liquid calcium supplement for marine aquariumsProvides vital calcium, magnesium, and strontium for healthy coral growthRestores and maintains calcium to levels found in natural seawaterComprehensive, inorganic supplement designed to safely restore calcium, strontium, and magnesium in reef and saltwater aquariums alike. Concentrated optimized blend of ionic calcium replenishes and maintains calcium to levels found in natural seawater without affecting pH. Also contains magnesium and strontium in proper proportions for convenient one-step supplementation to ensure healthy coral growth. Use alone or in conjunction with Reef Calcium for optimum results. 1 ml delivers 160 mg of calcium. 250 ml treats approximately 1,000 gallons.Please click on "More Information" for directions for use.

Easy to use combination liquid calcium supplement for marine aquariumsProvides vital calcium, magnesium, and strontium for healthy coral growthRestores and maintains calcium to levels found in natural seawaterComprehensive, inorganic supplement designed to safely restore calcium, strontium, and magnesium in reef and saltwater aquariums alike. Concentrated optimized blend of ionic calcium replenishes and maintains calcium to levels found in natural seawater without affecting pH. Also contains magnesium and strontium in proper proportions for convenient one-step supplementation to ensure healthy coral growth. Use alone or in conjunction with Reef Calcium for optimum results. 1 ml delivers 160 mg of calcium. 250 ml treats approximately 1,000 gallons.Please click on "More Information" for directions for use.

Contains elements, vitamins and minerals necessary for healthy shells.

Reef Dip contains an elemental Iodine complex that protects slime coats while safely and gently cleaning corals. It is effective against bacteria, fungus, and protozoan infections with less risk of toxicity to corals. It may be used either as a preventative when there is no sign of disease, or to remedy diseased specimens. Safe for use with anemones, soft and stony corals and polyps. 250 ml makes 50 gallons.

Aquarium dosing pumps allow precision dispensing of liquid supplementsAutomate the dosing of liquid plant fertilizers, trace elements, calcium, and moreGreat for direct dosing of reef aquariums or as a feed pump for calcium reactorsDesigned for the aquarium hobbyist who needs accurate, reliable dosing of supplements. Precision peristaltic pump automates the dosing of liquid plant fertilizers, trace elements, calcium, and bicarbonate solutions. The SP-3000 Dosing Pump is also great as a feed pump to a calcium reactor for precise administration of Kalkwasser. SP-3000 Dosing Pump or the programmable ReefDoser multi-pump system with integrated controller. Simple programming of the ReefDoser allows independent control over each dosing pump to adjust the on/off cycle anywhere from seconds per minute to hours per day.--> Peristaltic pump hose is made of durable Santoprene for extended performance. Spare Santoprene hose included with SP-3000 Dosing Pump.ModelDimensionsMax flow# PumpsWattsSP-30003-1/4" x 3-1/2" x 4-1/2" h3 l/hr14.5ReefDoser9" x 3-1/2" x 4-1/2" h1.5 l/hr x 229-->ReefDoser Triple11-3/4" x 3-1/2" x 4-1/2" h1.5 l/h x 3313.5ReefDoser Quadro14-1/2" x 3-1/2" x 4-1/2" h1.5 l/h x 4418-->Please click on "More Information" for additional features and cleaning recommendation.

Salt-water aquarium water conditioner

Concentrated liquid iodide solution for marine reef aquariumsRestores aquarium iodide levels to aid coral and invertebrate healthReef Iodide remains usable and fully bio-available for reef inhabitantsConcentrated and stabilized iodide source for reef aquariums. Reef Iodide will restore and maintain iodide levels to those found in natural sea water. It is formulated to provide a safe source of iodide that will not convert to toxic free iodine under storage or reef conditions. Use 5 ml for each 50 gallons of water to maintain healthy coral growth. 100 ml treats up to 1,000 gallons.Please click on "More Information" for directions for use.

Concentrated liquid iodide solution for marine reef aquariumsRestores aquarium iodide levels to aid coral and invertebrate healthReef Iodide remains usable and fully bio-available for reef inhabitantsConcentrated and stabilized iodide source for reef aquariums. Reef Iodide will restore and maintain iodide levels to those found in natural sea water. It is formulated to provide a safe source of iodide that will not convert to toxic free iodine under storage or reef conditions. Use 5 ml for each 50 gallons of water to maintain healthy coral growth. 100 ml treats up to 1,000 gallons.Please click on "More Information" for directions for use.