Rain Bird Full-Circle Drip Irrigation Emitter 0.5 gph 10 pk (Pack of 20)The drippers 0. 5 GPH flow is ideal for small containers and plants with relatively low moisture needs. Pressure compensating design delivers uniform flow throughout a wide pressure range (15 to 50 psi; 1. 0 to 3. 5 bar). Self piercing barb for quick, one step insertion into 1 2 in. or 3 4 in. drip tubing. UPC: 077985007935 Manufacturer Part No: SW05 10PSX Product Type: Drip Irrigation Emitter Spray Pattern: Full Circle Brand Name: Rain Bird Flow