EarthBox® Automatic Watering System Starter 2-Box Kit
Keeps your EarthBox garden growing! This starter kit contains all the necessary components to establish a constant water source for 2 EarthBoxes.Includes: 1 regulator, 2 sensors, 2 water fill tubes, 1 black T-connector, 1 white T-connector, 2 reducers, 25 ft. of .25"  tubing (large), 6 ft. of .125" tubing (small), and instructions. One-Year Guarantee.