Use to connect 1/2-inch drip tubing to a 1/2-inch pipe thread fitting * Just glue the slip fitting to 3/4-inch pvc pipe and insert the tubing into the tubing adapter * Unique release feature simplifies installation and maintenance * Works with 1/2-inch orbit, 5/8-inch rain drip, toro blue stripe, 1/2-inch dig and 1/2-inch mister landscaper drip tubing * For outdoor use with cold water only