Gh Waterfarm 8/pack Circulating Upgrade Kit

The WaterFarm 8 Pack Circulating Upgrade Kit contains everything needed to reconfigure an 8 Pack and add nutrient circulation capability to an existing system. This promotes even growth and more consistent results overall. Kit Includes: 9 1/2" Grommets, 15 1/2" Straight Barbed Fittings, 4 1/2" Elbow Barbed Fittings, Blue Tubing 1/2" x 8", Blue Tubing 1/2" x 9', Circulating pumping column, Air Hose 1/4" x 6', Single Output Air Pump, 13/16" Spade bit, and a 1/4" Drill bit.