Red Sea Reef Foundation A Calcium+ [500 mL] 1Red Sea Reef Foundation A Calcium+ [500 mL] 2

Red Sea Reef Foundation A Calcium+ [500 mL]

Brief Description: 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. 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.
  • Product No. WTRS-22013 - Ships in 2 to 7 days
Price: $17.61





Red Sea Reef Foundation is based from years of biological analysis of corals and what they require for growth. From their results, they have been able to formulate the Reef Foundation system for Calcium, Alkalinity, and Magnesium maintenance in reef tanks. Using ultra pure raw products, Red Sea has packaged the additives in ready to use bottles and jugs that you can dose directly out of with no mixing required.

Dosing Instructions:
Liquid supplement:1ml will raise the Ca level of 100 liters (25 gal) by 2ppm.
Powder supplement:1gwill raise the Ca level of 100 liters (25 gal) by 3.6ppm.
1 kg will make 1.8L of stock solution.

Dose in a 1:1:1 ratio with Red Sea Reef Foundation B and C

For best results, dose according to a measured uptake of Calcium KH/Alkalinity and Magnesium using Red Sea’s FoundationTM Pro multi test kit.

Dose in a 1:1:1 ratio with Red Sea Reef Foundation B and C

For a complete trace element system, we recommend using Red Sea Coral Colors A, B, C, & D along with the Reef Foundation System.

Reef Foundation A - Calcium and Strontium
Reef Foundation B - Alkalinity
Reef Foundation C - Magnesium

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