This calcium from Two Little Fishies 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.

Directions:
In a separate container, add 2 tsp of Kalkwasser Calcium Supplement per 1 gallon of cool, freshwater. Stir to

Ideal method of dosing is a drip system or dosing pump.

Note: Do not dose more than 1/8 gallon of solution per hour per 50 gallons. Dosing too much, too fast can be dangerous/fatal to fish and invertebrates.