Bob Lowry Explains Why Some Products Kill Your Pool Chlorine

Zero chlorine is one of those pool problems that feels impossible because you can do everything “right” and still watch your sanitizer disappear. We dig into the real reasons it happens, especially after adding stain removers and sequestering agents meant to solve metal stains and protect surfaces. From there, we get clear about metal chemistry and a common misconception in pool maintenance: a sequestering agent doesn’t remove metals from pool water. It temporarily binds them, then sun...