shiladitya1991 Hacker :D :D Manhattan Reefs Location Calcutta,India Rating - 0% 0 0 0 May 17, 2012 #1 How effective is Alluminium oxide in removing phosphate?. Which is better Ferric Oxide or Alluminium oxide? :scratchch
How effective is Alluminium oxide in removing phosphate?. Which is better Ferric Oxide or Alluminium oxide? :scratchch
Boomer Bomb Technician (EOD) Vendor Manhattan Reefs Location Duluth, Minnesota Rating - 0% 0 0 0 May 18, 2012 #2 GFO is far better and can be regenerated.