Rain Bird PC10 10 GPH Green Pressure Compensating Drip Emitter. Rain Bird is the sprinkler industries leading manufacturer of irrigation products and services. For the last 80 years Rain Bird has offered the widest range of irrigation products for farms, golf courses, commercial, and residential applications. This Rainbird PC10 10 GPH Green Pressure Compensating Drip Emitter features unique self-piercing barbs, making it very easy to install when using the Xeriman tool. This Compensating Drip Emitter is constructed out of a durable plastic construction that's UV-resistant and color-coded for easy flow rate identification. The robust design makes this ideal for watering larger shrubs and trees. The pressure-compensating design offers users consistent and even flow throughout a wide pressure range. This 10 GPH Emitter generally performs the best between 10 to 50 psi.