• NATURAL SEAWATER RATIO - Reef Code A offers the calcium component of a two-part dosing method for calcium and alkalinity. It maintains ionic balance by matching natural seawater concentrations of calcium for aquarium and carbonates, when used with equal parts Reef Code B.

• CALCIUM & MULTI-MINERAL SUPPLEMENT MARINE AQUARIUM - Benefits reef-building organisms like corals, clams, and calcareous algae. It supplies all the necessary essential elements for their growth, simultaneously simplifying the maintenance of aquarium calcium and alkalinity.

• STRENGTH ADVANTAGE - Reef Code A contains major minerals such as calcium, magnesium, strontium, and potassium as well as minor and trace minerals. It provides a more robust and effective performance in maintaining the desired reef aquarium conditions and a more vibrant reef. Use with Reef Code B for optimum results.

• AMERICAN-MADE EXCELLENCE - Brightwell Aquatics is an industry-leading brand committed to providing innovative and scientifically backed aquatic care products. Made in the USA, we consistently deliver advanced, superior-quality solutions to elevate the vibrancy and health of your aquarium.