Upgrade Kit to Convert smallBoy™ to Stealth-RO150™

  • Use the HydroLogic Reverse Osmosis (RO) Water Filter Upgrade Kit to Convert smallBoy™ to Stealth-RO150™ to customize your indoor hydroponic garden.
  • UPC: 812111011284

Part Number: HL 33011
MSRP: $ 119.95

When do I change the filter?

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