Why an Anion Exchange Water Softener Still Deserves A Spot in Your Facility Having spent a good chunk of my career knee-deep in water treatment tech, I don’t say this lightly. Anion exchange water softeners might seem old hat to some – but I’ve seen how they hold their own even when stacked against newer gadgets. The truth? They work, and they work reliably. Specifically, these systems remove negatively charged ions — primarily sulfate, nitrate, and carbonate — from your water supply. This is essential when you’re battling scale buildup or trying to maintain consistent product quality across i…