How to control PH at night ?

[reefwars]

Originally Posted by lastlight

I've never even bothered to test ph (maybe I'm a moron) but I wouldn't take corrective action anyways so I figure why not save some money. All seems ok!

i dont test mine either i figure why test for something that changes now if there was something not right with the tank maybe, but i know most of the signs now and if somethings not right chemistry wise i can tell