clear epoxy

Hi, I noticed there is another post with similar situation where my Pentair Whisperflo frozen during Texas freeze and now I find some cracks on my pump. See the attached images. Im trying to apply epoxy along these cracks and am waiting for it to cure to see if that would work. I also...

Epoxy pool coatings are known to “chalk”. I am think of repainting my pool with epoxy but want to prevent it from chalking. I have seen postings online saying to keep the alkalinity levels at 150ppm and to ensure the calcium level is at least 300 ppm. I have tried this but the epoxy still...