Why a Bad Filter Is Worse Than You Think

pool filter types sand vs cartridge vs DE

I’ve stood next to more frustrated pool owners than I can count — arms crossed, staring at water that looks like diluted skim milk, chemistry test strip in hand showing perfectly balanced chlorine and pH. “Nadia, I’ve done everything right,” they say. And honestly? They usually have. Chlorine is at 2-3 ppm. pH is sitting … Read more