Bulk Reef Supply BRS Bulk GFO Granular Ferric Oxide 1 lb predators or at the interval of

or at the interval of your choice

78 L) of water by 15 ppm

78 L) of water by 18 ppm

What makes Benereef unique

to prevent back siphoning into pump in a power cut

Bulk Reef Supply BRS Bulk GFO Granular Ferric Oxide 1 lb predators or at the interval ofPhosphates are going to be one of the biggest battles we have with a reef aquarium. The BRS GFO works great in filter socks and reactors. For the price Standard Granular GFO is going to be one of the best values when it comes to GFO for phosphate removal. Granular Ferric Oxide (GFO) removes phosphate from the aquarium and is one of the most commonly used filtration media used in the aquarium industry. GFO is one of the few ways to easily maintain