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Postal Penguin · 07-03-2009, 04:05 AM

You could leave the pH system on at night and then it will hold the pH steady through the day and night. At night it will still inject CO2 to compensate for the CO2 that dissipates into the air but it will not turn on as much as during the day.

07-03-2009, 04:05 AM	#3 (permalink)
Postal Penguin Planted Member (View User Tanks) PTrader: (3/100%) Join Date: Mar 2009 Location: PA Posts: 256	You could leave the pH system on at night and then it will hold the pH steady through the day and night. At night it will still inject CO2 to compensate for the CO2 that dissipates into the air but it will not turn on as much as during the day.