API Phos-Zorb

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API PHOS-ZORB filtration media eliminates cloudy water and dirt caused by phosphates, and helps reduce the maintenance of your aquarium. PHOS-ZORB filtration media removes phosphat e and silicate, which are common nutrients found in fresh and saltwater aquariums that contribute to water murkiness, and additionally removes compounds that inhibit aquatic plant growth.Instructions: Rinse pouch under tap water for several minutes to remove dust and activate PHOS-ZORB. Place pouch in path of water flow in the aquarium filter. Replace the pouch every 2 months or when testing indicates the presence of phosphate or silicate.Size: 1 Count (Size 6) Show more