If you work in water treatment, you’ve probably heard of Greensand and DMI-65®. Both are widely used filter media for removing iron, manganese, and arsenic from groundwater, but which one actually performs better for your application?

If you rely on a deep well for your water supply, chances are you’ve dealt with iron at some point. Too much iron in well water isn’t just annoying; it can stain everything it touches, clog pipes, and make your water taste less than refreshing.