O2 Hydro Post Filter Auto Refill Program

O2 Hydro Post Filter Subscription Program

Compatible System(s): O2 Hydro Single Tank

Recommendations: Replace post-filter every 9-12 months. Tank regenerates itself.

Removes up to 12 ppm iron, 7 ppm hydrogen sulfide, and 4 ppm manganese.

$130.00 $117.00

You will automatically be charged for your replacement filters when they ship every 9 months


Replacement filter for O2 Hydro system. Removes high levels of hydrogen sulfide and chemicals while improving taste.