Hydrofarm Active Aqua Grow Flow Ebb & Gro 12 Site 2Gal Hydroponic System| GFO7KT shoes Boston valve

Boston valve

3 Operational Modes: Auto Run

Whether you're hauling a boat or trailer

- Orangewood Stick

sound active mode (16 modes)

Hydrofarm Active Aqua Grow Flow Ebb & Gro 12 Site 2Gal Hydroponic System| GFO7KT shoes Boston valveActive Aquas Grow Flow System is the most efficient ebb & flow system on the market. With the Grow Flows easy to program controller unit, you can pretty much "set it and forget it." And since your pumps are only pumping a short time each day, the system is extremely reliable and efficient. Just set the fill and drain cycles, and the controller unit does the rest! As for safety, the Grow Flow is the only unit available with fail safe overflow