Description
Use the HydroLogic Reverse Osmosis (RO) Water Filter 1/4" OD (outer diameter) Black or Blue Tubing for micRO-75, Stealth-RO, or smallBoy to customize your indoor hydroponic garden. Use the HydroLogic Reverse Osmosis (RO) Water Filter 3/8" OD (outer diameter) Black or Blue Tubing for tallboy, Evolution-RO or Merlin-Garden Pro to customize your indoor hydroponic garden.