Quote:
Originally Posted by gregzz4
Wayne, if you do go the GFO route, keep in mind that a rapid removal of PO4 can upset your SPS, so do it gradually over a couple/few months
Ie; first month 10ml/10g, second month 15-20ml/10g, then you can move onto 25ml/10g from there
FWIW - I use 250ml each 4 weeks on my 110g system
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Greg, thanks for the advice. I heard that too and hop that I won't have to use it but if so will surely be adding ever so gradually.
Tested the water this morning... PO4 is .09.
Will do another water change over the weekend...