Nano-Reef Parts A and B Two 8 oz bottles

2-part liquid reef supplement for calcium and alkalinityContains proper concentrations ideal for Nano reef systemsSimplifies reef care and supplementation without fear of overdoseCalcium and alkalinity supplements formulated for nano reefs and smaller reef systems. Easy-to-use, 2-part liquid system simplifies reef supplementation vital for healthy coral and invertebrate growth. Provides all important major, minor, and trace elements in proper ratios while increasing alkalinity and maintaining proper pH. Minimizes overdose or adverse chemical reactions. Each 8 oz bottle treats 473 gallons.Please click on "More Information" for directions for use.