Phosphate Filter Pads

Helps to control Red Algae, Hair Algae, and Cyanobacteria in freshwater, marine, and reef tanks. Removes up to 800 mg of phosphates within 48-hours without removing any essential trace elements. Contains no dangerous Alumina or Aluminum Oxide. Will not release phosphates into water. Quickly and safely removes both soluble and insoluble phosphates. Two pads per package.