what raises ph?

[Sir Crabby]

what raise ph but not alkilinity? My ph is 7.8 and is lower at night even with a refugium. My alk is 11.2, calcium is 400, mg is 1600 and salinity is 1.025.

 

[MrRyanT]

What method are you using to maintain alk and calcium levels?

 

[Shane Hoffman]

buffers and water changes....I use kent buffer...