Depending on your tank conditions you may not need a reactor.
I put a bag of GFO in my sump and managed to knock my phosphates down to 0 according to a Triton test. Ended up actually having to remove the bag from the sump.
Give it a try.
I put a bag of GFO in my sump and managed to knock my phosphates down to 0 according to a Triton test. Ended up actually having to remove the bag from the sump.
Give it a try.
