My nitrites are at 0.25 ppm
I have a question regarding water testing and PWC. Should the water be tested before or after a change? Or at some other point during the week.
Also a weekly 10g (20%) PWC seems like a bit much from reading other posts. Is it too much?
I have a question regarding water testing and PWC. Should the water be tested before or after a change? Or at some other point during the week.
Also a weekly 10g (20%) PWC seems like a bit much from reading other posts. Is it too much?