Sunrise Sprinkler Systems

	Rotors: Sprinkler heads used for larger areas, generally with 30-50 feet radius		Sprays: Stationary sprinkler that emits a fine mist suitable for smaller turf areas and landscape.
	Valves: Typically located in the yard, controls the flow of water to each zone		Controller: Generally located in garage, it provides the brains for your system. All programming of duration, start times and frequency are done at the controller.
	Zone: Area of turf or landscape covered by a specific set of sprinkler heads		Backflow Device: Apparatus used to protect the drinking water from backflow contamination
	Master Valve: Not used by all installers, this valve is located near the water source and prevents water pressure to the yard unless the system is running.		Drip Irrigation: Low volume irrigation suited for landscape and hard to irrigate areas

GPM: Gallons per minute -- whether meter or well, a
system must be designed to match the water supply.

PSI: Pounds per square inch -- measure of the water pressure