Does my guppy tank need a filter? I have a 20 L tank with 4 guppies and currently have a filter but it makes a lot of noise and I'm worried the
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This is my filter.DIY By MEGA GUPPY. | This is my filter.DIY By MEGA GUPPY. I use with tank volume 50 lite. Clean every 10 day.(Depend on feeding and fish volume per
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