Regular Member JaffH_iii Posted April 29 Regular Member Share Posted April 29 I usually change water and clean filter once in one or two weeks. I think the water temperature is highly important for tropical fish. Most of the owners have water heaters (which are heat water obviously). But, what is really needed is control of water temperature. Thus, I'd recommend also a water thermometer. You can read more here https://pickedbyfish.com/best-aquarium-thermometer/ 1 Quote Link to comment Share on other sites More sharing options...
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