Reef Secrets

RSA Alkalinity Supplement 1kg

  • Sale
  • Regular price $9.90
  • Will be in stock after

Use Reef Secrets dry supplement range to make your own macro element supplements (Calcium, Magnesium and Alk). A lot cheaper than buying traditional type liquid supplements. Great for large tanks with heavy uptake of elements.


600g on a baking tray for 1hr @ 200°c
mix with 1 Gallon RO water to make a solution of 5,300dkh.