K-Rain 81.6- 354 GPH 360 Deg. Pressure Compensating Micro Bubbler

The K-Rain pressure compensating adjustable tree bubbler is ideal for tree and large shrub watering. Bubblers are small irrigation heads designed to bubble over and flood the ground surface around the tree or shrub. Pressure compensation ensures consistent flow rates over lower pressure ranges.|Umbrella pattern|Adjust flow and radius by turning outer cap|Emits constant water to plants' root systems|Prevents erosion and runoff|Easy to install|application: non-turf areas|Operating pressure: 20 - 50 psi|Inlet: 1/2 in. female thread|Spacing: 1 ft. 3 ft.|Flow rate: 1.36 - 5.9 GPM