Orbit DripMaster 67215 Inline Dripper, 1/2-Gallon Per Hour, 10-Pack Ideal for watering potted plants and plants spaced 10-inch to 20-inch apart Allows multiple drippers to be installed on a single 1/4-inch tubing line Cap off the end of the line by attaching a short piece of drip tubing to the last dripper and insert a 1/4-inch plug 1/2 gallon per hour In-line Dripper Ideal for watering potted plants and plants spaced 10-inch to 20-inch apart Cap off the end of the line by attaching a short piece of drip tubing to the last dripper and insert a 1/4-inch plug 1/2 gallon per hour In-line Dripper Saves water in drought conditions