Chlorine is your pool’s immune system, without it, your pool would become ill, wretched and die. OK, that was a little overdramatic, but without chlorine, your pool would turn green, scummy, and become your very own backyard mosquito hatchery. And for this reason, we must keep our chlorine in check.
But what happens if your chlorine is “too” in check? By that, I mean too much cyanuric acid (CYA), and not enough chlorine. (more…)