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Restores and maintains alkalinity in reef aquariums Prevents calcium and carbonate deficiencies in saltwater aquariums Provides essential levels of alkalinity for coral growth and health Concentrated liquid blend of carbonate and bicarbonate salts designed to restore and maintain alkalinity in reef aquariums. Reef Carbonate allows proper coral growth and health by providing and maintaining alkalinity and by preventing calcium and carbonate deficiencies in reef systems. Will not deplete calcium, magnesium, or strontium, all of which tend to precipitate with increasing alkalinity. 500 ml bottle treats 2,000 gallons.Please click on "More Information" for usage instructions, hints and precautions.

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.

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.

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.

Pure calcium hydroxide with unsurpassed purity and solubilityIncreases or maintains calcium concentration at natural seawater levelsIdeal way to maintain crucial calcium levels in reef aquariumsUltra fine, easy-to-mix, powdered calcium hydroxide for reliable calcium supplementation. Produces a kalkwasser solution that maintains calcium concentrations at natural seawater levels in your reef aquarium. Contains no phosphates. Use with a doser to dispense prepared kalkwasser. 500 grams makes 650 L. of kalkwasser solution.Please click on "More Information" for directions for use.

Pure calcium hydroxide with unsurpassed purity and solubilityIncreases or maintains calcium concentration at natural seawater levelsIdeal way to maintain crucial calcium levels in reef aquariumsUltra fine, easy-to-mix, powdered calcium hydroxide for reliable calcium supplementation. Produces a kalkwasser solution that maintains calcium concentrations at natural seawater levels in your reef aquarium. Contains no phosphates. Use with a doser to dispense prepared kalkwasser. 500 grams makes 650 L. of kalkwasser solution.Please click on "More Information" for directions for use.