The Fodder King 4–8 Hydroponic System is an economical tray system designed to quickly grow your own pesticide-free feedstock with minimal water. System includes a pump and timer to operate at desired increments. Can be operated as a recirculating system, or drain-to-waste. Complete system includes: 8 PVC channels, 1/8 HP direct drive pump and filter, 5-gal. bucket and strainer, poly punch, plumbing, and PVC primer, cement and cleaner (reservoir not included).