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Filter raising water temperature? Fluval FX6 and rena xp4 in a 220Gal, is this a sign of filter issue or normal? : r/Aquariums
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65 gallon rena goldfish tank. Running 2 filters - rena xp2 external and fluval U4 internal. 6 live plants and 5 marimo … | Goldfish tank, Marimo moss ball, Goldfish
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