- Joined
- Nov 15, 2018
- Messages
- 415
- Reaction score
- 82
- Location
- Flemington Nj
- What state or country do you live in
- New Jersey
Hey just started using this copper treatment and I know that .5 ppm is what it should be but I have been between.4-.45 . I was wondering what is the danger area for this treatment it doesn’t say on the bottle?


