Hydrofarm GFOE2 Active Aqua 12 Pot 2-Gallon Hydroponic Grow Flow Expansion Kit, Black

The Grow Flow Expansion Kit includes 12 growing modules, each consisting of a round 2-gallon pot with ½” fittings, an inner bucket, and all necessary connectors and tubing. Each pot features concave bottom with multiple drain holes for better water flow. Please note that a control unit and reservoir (sold separately) are required to use this expansion pack. This Grow Flow Expansion Kit is part of the most efficient ebb & flow system on the market. You can connect up to 24 growing modules to a single 5-gallon system – and up to 48 modules with the 2-gallon system! You can also build your own system from the ground up by purchasing all the components individually.