What Is The Difference Between Chlorine And Free Chlorine
What's the difference between chlorine and shock? The answer is a lot simpler than most pool owners realize. Companion article: Blake from PoolSupplyWorld explains the differences between Di-Chlor and Cal-Hypo. Both can be good options to chlorinate or Free Chlorine vs Total Chlorine: What's the Difference? - Sensorex Chlorine Shock with Bromine Sanitizer in a Hot Tub? #shorts ...