Calcium, Alkalinity & Magnesium

Brightwell Aquatics Calcium, Magnesium, and Alkalinity additives are simple and straightforward for saltwater aquariums. Brightwell’s Reef Code line is used by many renowned coral vendors and in conjunction with Magnesion you can create a complete 2-part dosing system that has been proven to produce results. Reef Code Calcium and Alkalinity additives can be used together or individually with another system to increase the individual elements as needed.