Oxygen Pot Systems 12 Site XL Super-Flow - (Analog Controller)- 60 Gallon Reservoir Our Oxygen Pot Systems 12 Site XL Super-Flow hydroponic system with analog controller will take your grow to the next level! Equipped with a 60 gallon Cover Collapsible Water Tank reservoir, this ebb and flow system will sufficiently run your nutrients through the roots of your plants. The Gro-Commander controller has 2x power inlets for your timers, fill pumps, and drain pumps. With the 12 Bucket Ebb and Flow Hydroponic System your garden will be yielding more flavorful and aromatic crops in no time! The system can expand up to 18 sites maximum with the 60 gallon collapsible reservoir (included). However, the Super Flow can expand to fit any size growing space. 1x 60 Gal (225 Liter) Oxygen Pot Systems Collapsible Water Tank Reservoir; 12x 5 Gal Super-Flow XL green grow buckets; 12x Super Flow Fabric Pots and support inserts; 1x Gro-Commander AnalogController Module; 2x 251 GPH High Flow Hydroponic Pump; 1x 30' 3/4" Kink Resistant Tubing; 12x T-Fittings and Gromets