Whether it's and oddly-shaped lawn, a curvilinear shrub bed or a narrow strip, the PS gets it precisely. With efficient water distribution from truly proficient nozzles that are built right into the sprinkler. Each integral nozzle has adjustable radius and discharge rates for precise fitting to the landscape. Adjustable arc versions let contractors easily create patterns of 1 to 360 degrees for even more versatility. There's an extra-large filter screen to trap more debris than most. It's factory-installed at the bottom, yet easy to remove for cleaning. PS: the spray sprinkler of choice for fast and easy installation.