Power Phos is a wet granulatet ferric hydroxyd  adsorber which safely removes silicates and phosphates from the aquarium. The pollutants are bound to the surface of Power Phos and will not be released again.
PowerPhos can maintain very low nutrient concentrations in your tank.
Unwanted Algae growth will be stopped and corals will show their natural colours.
Ready to use and prewashed granules.