Why You Should Only Use RO/DI Water

 Why You Should Only Use RO/DI Water

Using the right water is an unglamorous but critical choice in everything from water filtration systems to reef aquariums. Many users eventually land on RO/DI water—water produced by reverse osmosis (RO) followed by deionization (DI)—because it delivers consistently low levels of dissolved solids and contaminants.

While tap water can vary by season, location, and treatment method, RO/DI is designed to remove the sources of variability that lead to residues ... Read more »