Balanced Phosphorus Source for Phosphorus-Limited, Low-Nutrient Reef Aquaria

Regenerable Nitrate-Adsorption Resin for all Marine Fish, Reef & Freshwater Aquaria

Extremely Porous Filtration Medium Designed to be Used in all Aquariums and Aquatic Systems for Bio-Filtration.

Increases pH in all Marine and Freshwater Aquaria