03-27-2016, 09:56 PM
I have no Idea I have taken all the drift wood out all the stones out nothing left but the pea gravel and that came from my old 125 water goes threw ro/Di unit I have taken the Di off line read that could cause it didn't work I have changed all the ro filters didn't work I don't really know what else at this point to do except supplement the ALK to keep the ph up around 6.5 6.7 and I am using a small ALK supplement bottle a month or less