Kalkwasser - Calcium Supplement Mix. Two Little Fishies pure source of Calcium Hydroxide makes the ideal solution for replenishing calcium and maintaining alkalinity, for corals, clams, and calcareous algae that build skeletons of calcium carbonate.

It also helps maintain pH, precipitates phosphates and enhances protein skimming. Available in 1 lb bottle and 4 lb bucket.

This calcium supplement replenishes calcium and maintains alkalinity in marine reef aquariums. It also precipitates phosphate from the water and thus promotes a cleaner, healthier aquarium for growing corals, clams, and calcareous algae. A pure source of calcium hydroxide.

One pound makes up to 225 gallons of mix. Use drip system or dosing pump to dispense into aquarium system.

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