- Joined
- Jan 3, 2024
- Messages
- 2
- Reaction score
- 1
- Location
- north Providence
- What state or country do you live in
- Rhode Island
So it’s been 3 months since I’ve dosed Cupermine in my 210 gallon. I am still reading 0.04 on my Hannah checker. My question is do I have to keep stirring the sand every time I do a water change ? Does the sand hold the copper and not release it unless I turn it over?