Iron Filter with air injection (AIO) removes ferrous/ferric iron
https://andresphaj847.theburnward.com/softpro-iron-filter-vs-traditional-iron-filtration-system-what-s-best
Iron Filter with air injection (AIO) removes ferrous/ferric iron and hydrogen sulfide from well water; features Fleck 5600SXT control valve, Katalox Light media, 1-inch NPT bypass, NSF/ANSI 61 components, and auto backwash.