After cutting off a few length of outer air injection tube, this kit could also be used in 3.5 or 5 Gallon Standard Bucket in your DWC bucket system or DIY Hydroponic Deep Water Culture Systems. OXYGEN in your DWC Hydroponics Systems, Fish Farms, Aquariums: UNIQUE OXYGEN BUBBLE TUBING KIT generates millions air bubbles with dissolved oxygen every minute into rooting area.
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