How much oxygen does an air pump add to the water

  • Air pumps do not directly add anything to the water itself - instead they create some bubbles which adds surface movement which is how the gas exchange works in aquariums (and how oxygen gets added to the water and how carbon dioxide gets expelled out).

  • Aquariu.ms September 23, 2021 at 3:01 PM

    Selected a post as the best answer.

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