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Reef Element

Foundation B | KH/Alkalinity Supplement

Foundation B | KH/Alkalinity Supplement

Regular price $19.99 USD
Regular price Sale price $19.99 USD
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Carbonate & buffer complex for balanced formation of coral skeleton

It’s all in the balance
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 coral health and growth.

Red Sea’s KH/ALKALINITY is a complex of Carbonate and other buffers present in seawater that maintain proper Alkalinity and pH, and is part of Red Sea’s complete Reef Care program.


  • Liquid supplement: 1ml will raise the Alk level of 100 liters (25 gal) by 0.036 meq/l (0.1dKH)
  • Powder supplement: 1g will raise the Alk level of 100 liters (25 gal) 0.12 meq/l (0.33dKH)
  • 1 kg will make 10L of stock solution.

Package size/volume:

  • 500 ml (16.9 fl. Oz.)
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