There is also this http://www.theneutralizer.eu/
Spanglish did a thread on it a few weeks ago, I can't find the thread, but there's some references to it here
https://www.autoflower.org/f44/sweet-tooth-auto-early-plant-indoor-outdoor-grow-journal-39518.html
By the way, be careful with ozone, it will oxidize anything and everything, metals, plastics, electronics, whatever. Not right away but any constant exposure and your stuff could be damaged. I know this from experience..... Not a good one....!
Spanglish did a thread on it a few weeks ago, I can't find the thread, but there's some references to it here
https://www.autoflower.org/f44/sweet-tooth-auto-early-plant-indoor-outdoor-grow-journal-39518.html
By the way, be careful with ozone, it will oxidize anything and everything, metals, plastics, electronics, whatever. Not right away but any constant exposure and your stuff could be damaged. I know this from experience..... Not a good one....!