High Capacity GFO (Granular Ferric Oxide) MarinePure The BRS GFO works great

The BRS GFO works great in filter socks and reactors

they do not add excess salt to your aquarium

Maintaining these ultra low levels will help prevent algae outbreaks as well as treat existing algae issues

and corals that require bite-sized nutrition without sacrificing quality

High Capacity GFO (Granular Ferric Oxide) MarinePure The BRS GFO works great**BACK IN STOCK: we bought in bulk and re packaged for you!** Phosphates are going to be one of the biggest battles we have with a reef aquarium. The BRS GFO works even better in reactors due to it being denser than most other GFO. The price is just about double of standard GFO however you only need to use half as much which equals out in the long run. High Capacity is going to have less dust than almost all other GFO on the market and being able to