OK I am mixing salt now, I have 2 PH kits but just got an RKL and calibrated the probe 3 times.... ugggg So my PH is 7.6 not the end of the world, it had been testing at 8.2, this probably is why my zoa look like crap....
#1 I am going to do a 20% WC, I am running an air stone in my sump but...