Red Sea Foundation A Calcium+ 500ml for Aquariums available at Coral Passion in Essex

Red Sea Foundation A Calcium

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Calcium and strontium complex for balanced formation of the coral skeleton
Ca | Sr | Ba

Calcium, magnesium, strontium and carbonate are the basic foundation elements of coral skeletons.

All of these elements need to be available in balanced proportions for positive coral health and growth. Red Sea’s CALCIUM+ contains blended salts of calcium and strontium in the ratio required by corals and is part of Red Sea’s complete Reef Care Program

Aquarium Type Average daily usage
Liquid ml/100L (25gal)
Mixed Reef 3ml
SPS Frag 6ml
SPS Dominant 4ml
Ultra Low nutrient SPS 2ml


Liquid supplement: 1ml will raise the Ca level of 100 liters (25 gal) by 2ppm.

package size/volume:

500 ml (16.9 fl. Oz.)


Further information can be found on Red Sea's website: Click here


See our Return & Refund Policy here