Rain Bird Max Efficiency 4 In. Adjustable Pop-Up Head 1804HEVNPR
4 inch pop-up spray head. Features a high efficiency nozzle, pressure regulated stem, and drainage check valve. 12-feet to 15-feet adjustable radius and 0 degrees to 360 degrees adjustable pressure regulating spray pattern. Water efficient, adjustable nozzle provides up to 35% water savings. Patented PRS pressure regulator stops wasteful misting and fogging caused by high water pressure. Built-in check valve prevents drainage from spray head at low elevations.