Seachem Reef Strontium Chillers A must have for any

A must have for any tank with CO2 injection

Includes 1 x Giant Filter Lid O-Ring

You may prefer to use one chamber to house your heater

Foam Base - Polished Edges For Better Viewing

Seachem Reef Strontium Chillers A must have for anyReef Strontium is intended to restore and maintain strontium to levels found in natural seawater without affecting pH. Strontium is utilized in the same manner as calcium and holds a similar importance in maintaining a vigorous level of growth. Strontium occurs in natural seawater at a concentration of about 8 to 10 mg L. It is chemically very similar to calcium, and many organisms incorporate it in their skeletons along with calcium. Its addition to