4x2 Inch Large Air Stone Cylinder 2 Pcs

  • Designed to add oxygen and circulate nutrition to your hydroponic growing system
  • Extend the life of your nutrient solution, keep roots healthy
  • Produce fine bubbles for oxygen replacement
  • Size: 4" X 2" X 2". Fits for 4mm inner diameter tube
  • Fit for hydroponic systems, ponds, aquariums or fish tanks and other systems

10 items in stock

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