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I am seeing some phosphates :yuk: and was thinking I would just go with some GFO from Bulk Reef Supply.
What do you use?
What do you use?
mysterybox;856384 wrote: hc gfo in a set of dual reactors along with rox carbon in the second one.
I use 1 cup and change weekly (each).
Curtismaximus;856398 wrote: Do you have to ramp up your your GFO or do you start with the full amount?
jbadd99;856499 wrote: No3: po4-x
Curtismaximus;856490 wrote: I have a 120 gal with about 30 gal or so in my sump. How much should I start with?
rjrgroup;856806 wrote: Just to clear up some common misconceptions;
HC, high capacity GFO and GFO+ is a marketing ploy, desenser and heavier but isotherm charts show no increased adsorbancy. Standard or premeim GFO is hands down the highest adsorbancy media today. Premeium GFO is called E33 bayoxide made by Severn Trent. E33P, pelletized, is about 10-15% less adsorbancy due to decreased surface area but contains less fines that must be rinsed away. Activated alumina, white in color, has a much lower adsorbancy. For the $, GFO is the best bang for the buck. :up: