PH Spikes going up and down, how do you control them?

[deerman12]

How does everyone control Ph spikes in sitting water? My 5 gallon bucket went from 6.4 up to 7.4 in a week? Thanks in advance.

 

[Zen_Seeker]

Think I saw you there but here is a parallel thread that might get your answer.

Plain water reservoir life and creeping pH

Hello, I have 2 questions. I filter my tap water into a 5 gal bucket, lightly covered, and bubble aquarium bubbles through it. I'm wondering how long this plain water can sit and bubble before getting stale/growing things/needing to be replaced. Here's the one I have problems with... The...

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