- Trace elements together fabric freshener buffer of rock live and calcareous algae. KH Coralline Gro is a complex of carbonate props, potassium and trace elements such as iron formulated with the proportion usually used by coralline algae. Coralline Gro should be used instead of the Reef Foundation B supplement (support) during the cycle of all new marine aquariums and periodically in soft coral or fish only systems. Coralline Gro should dose when it detects a decrease in alkalinity test kit pH / KH-alkalinity.
Red Sea KH Coralline Gro 500ml