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  1. K

    How do I tell if my DWC box is getting enough bubbles?

    I recently built myself a DWC bubbleponics system. I am using a 35 gallon res for my plants and a secondary 22 gallon res, but I don't think my air pump is going to put out enough bubbles. My Air pump is 3.2 litres, and I have 2 large airstones. They don't put out any big bubbles just a few...
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