I'm going to go out on a limb here.....And sound harsh, but......
Your doing to much too fast. Plain and simple. Corals like stability, changing water every day is not a stable environment. High PO4 can also kill a coral very fast.
I wonder what these "pests" you speak of from WWC? I've gotten many order from WWC and the only "pest" I've ever seen on many LPS or SPS is copepods, and some bristle worms.
Your doing to much too fast. Plain and simple. Corals like stability, changing water every day is not a stable environment. High PO4 can also kill a coral very fast.
I wonder what these "pests" you speak of from WWC? I've gotten many order from WWC and the only "pest" I've ever seen on many LPS or SPS is copepods, and some bristle worms.