My ph has climbed to 8.1 to 8.43. Is this too high. Since we started to get cold fronts last couple of weeks. We were able to open the windows and doors. Is this too high? I am having a problem with one type of coral. But nothing else has changed.
Alk 8.4
Cal 450
Mg 1480
Nitrate 0
Po4 0
1.025 salinity
Alk 8.4
Cal 450
Mg 1480
Nitrate 0
Po4 0
1.025 salinity


