DIG A4 4 Outlet PC Dripper on 1/2" Female Thread 6 GPH per Outlet Replacing the sprinkler riser with the four-outlet manifold can lead to water savings of 50% to 70% Built with backup screen filter Can be used to water roses, shrubs, groundcover, and trees Complete kit; all parts included Applies water directly to the plant root zone area, leading to less surface evaporation from leaves and soil