- Joined
- Jun 21, 2021
- Messages
- 74
- Reaction score
- 14
- Location
- Calhoun
- What state or country do you live in
- Louisiana
Thanksif it’s a 7 then your good. as the system matured, the number will go down and you’ll need to start adding a 2 part solution like ESV B-Ionic or other to keep it at 7-8 and the calcium above 400. Magnesium above 1350ppm. Good test these three regularly for a reef tank.

