Raindrip 307050B Barbed Tees, 1/4-Inch, 50 Per Bag 50-Pack 1/4-in Polypropylene Drip Irrigation Tees Use to connect 2 sections of 1/4" tubing in order to direct water to another location or connect 1/4" tubing to a supply line Exclusive design allows use with higher water pressures up to 50 PSI