This durable comes with and easy to adjust spray pattern, between 25 degrees and 360 degrees and an adapter to fit on 12 in male threaded risers Included is a filter that prevents debris from clogging nozzle A preinstalled pressure regulator delivers a constant 30 PSI the precise pressure at which spray nozzles operate best Delivers even and consistent water coverage over a nozzle’s radius No over spray or misting due to an over pressurized system