Valves are for starting or stopping flow, regulating or throttling flow, preventing back flow or relieving and regulating pressure in fluid or gaseous handling applications.
Common valve types include: Ball Valve, Butterfly Valve, Check valve, Diaphragm valve , Gate valve, Globe Valve , Knife Gate Valve, Parallel Slide Valve, Pinch Valve, Piston Valve, Plug Valve, Sluice Gate Valve etc.Each of these types has a number of models, each with different features and functional capabilities.
Valves control the flow of water to the irrigation system. Each valve is responsible for one area, or zone, of the lawn irrigation system.