Any ideas about low pH?

[abcha0s]

Originally Posted by Abe

Hmm I just had an idea, if a low PH is the cause of high CO2 from the house not being aired and such. If I add a small air pump to the sump let's say, do you guys think this will help to bring the PH up?.

This should have no effect if you are running a skimmer. The skimmer will equalize the water chemistry faster than any air pump. If you don't run a skimmer, that would be a good starting point.