Product Description The Two Little Fishies Kalkwasser Dry Powder Mix is a high-purity calcium hydroxide supplement designed to maintain calcium levels and support alkalinity in marine and reef aquariums. When mixed with purified water, Kalkwasser (limewater) provides a simple and effective method of replacing calcium and hydroxide ions consumed by corals, coralline algae, clams, and other calcifying organisms. Ideal for use as part of an automatic top-off system or manual dosing regimen, Kalkwasser helps support healthy skeletal growth, vibrant coral development, and stable water chemistry. Its highly purified formulation minimizes impurities while providing a reliable source of calcium for reef aquarium maintenance. Suitable for reef aquariums of all sizes, Two Little Fishies Kalkwasser Dry Powder Mix is a trusted solution for aquarists seeking an economical and effective calcium supplementation method.

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