Seachem Laboratories PhosGuard Phosphate and Silicate Remover 1ea/500 ml

PhosGuard by Seachem Laboratories is designed to swiftly eliminate phosphate and silicate from both marine and freshwater aquarium environments. It is not suitable for use in phosphate-buffered freshwater setups. With its highly porous structure, PhosGuard offers exceptional capacity, and its bead-like shape ensures optimal water circulation. It surpasses other similar products in performance. A 500 mL container can effectively treat more than 150 gallons*. Note that this item is sold by volume, and the listed weight is the minimum. Available at ReptileSupply.com.