I missed that one. That's why you guys are Advisors - and darned good ones too!
Yep. That's be a good source of trates and phates (just made that up.
Cute, huh?) Never did say what your phosphate level is.
but we use the nitrate sponge so it should have gone down.
Need to test it I'd think. Those things either may not work or is worn out or overburdened.
Jploman - I'm still interested in your success (whether short lived or not) with the slime remover, but I think we may have found the key to the long term issue.