The Flo-n-Gro™ complete system comes with a 55 gallon food grade reservoir, twelve (12) 4 gallon grow sites and twelve (12) 3 gallon 360˚ mesh aeration inserts. These mesh inserts promote lateral root growth and better aeration for the root zone. The complete system features Titan Controls® Oceanus 1 - Flo-n-Gro™ controller. The kit includes tubing and fittings to hook up the system. The 3/4" tubing and fill lines improve water exchange and flow rates. Also included are two (2) dependable Maxi-Jet 1000 pumps. Easy to use and simple to understand, you can set up the complete system and be growing in one hour! 125 liters of grow media will properly fill the system's 12 Gro sites. 10 Amps 120 Volts 60 Hz 3 year warranty