Sale! Add to cart OXYozone – Oxygen Concentrator for Medical Ozone Devices US $550 US $450 OXYozone Out of stock. New stock arrives end of March. Preorder now. Oxygen Concentrator built specifically for medical ozone generators. Simply connect this Oxygen concentrator to your Ozone device and produce medical ozone from 16mg/l to 99mg/l . No more medical or industrial oxygen bottles needed.