My brilliant blog 1845

If you run a saltwater pool, you already know the routine: the salt has to be there, the salinity has to be right, and the generator needs a steady supply of clean sodium chloride to do its job. What many pool owners and even some pool shops learn the hard way is that “pool salt” is not one uniform product. The differences show up in how clean the salt dissolves, how consistently it supports the chlorinator, and how often you end up chasing strange symptoms like scale, low