Zero Chlorine? Here’s What’s Really Happening

Chlorine keeps vanishing, the water looks fine, and your test kit keeps gaslighting you. We’ve all been there, and the fix isn’t “just add more.” I walk through the real reasons a chlorine pool refuses to hold a residual and the exact order to solve them: restore flow, clear the water, set cyanuric acid in the sweet spot, and only then fine-tune sanitizer. You’ll hear why torn DE grids, clogged cartridges, and starved runtime quietly turn your pool into a chlorine sink — and how a simple filt...