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Granular Ferric Oxide (GFO) 2lbs (Back to product)

Home » Aquarium Supplies » Filters & Filter Media   Granular Ferric Oxide (GFO) 2lbs GFO is primarily used to remove phosphates from your aquarium but will remove arsenic and heavy metals as well. By removing phosphates GFO aids in algae control and will encourage faster coral growth.   GFO can be used in an inexpensive reactor or a filter sock placed in a high flow area of the tank.     Price: $48.95 47.40 USD   « Previous | Next »

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