I got my FC to hold at 15 overnight this weekend for two nights in a row, then changed my sand and cleaned out my filter, added CYA and my CC's have been less than .05 everytime I've tested since.
My ph was down to 7.0 last night so I added some Borax, this morning it was up to 7.2 so I added a bit more.
But my water is not clear, it's blue, I can see the bottom step and can make out the bottom but it's not the beautiful clear sparkle that everyone else seems to have.
Any advice? My numbers as of this am are: