A master valve will greatly reduce any water loss due to a leaky station valve because the leaky station valve can only leak while the master valve is providing pressure to the system.
Main sprinkler shut off valve.
Also if you damage the irrigation main line a master valve will control water loss so the main can be repaired without shutting off the water supply.
A main shutoff in the off position stops the water flow to.
Three ways to quickly locate the water shut off valve find the water shut off valve on the inside perimeter.
With most systems there is a shut off valve at the source.
If your sprinkler valve won t shut off here are a few tips to get you started.
Sprinkler shut off valves are typically installed inside the house just ahead of where the main supply line runs outside to the sprinkler control box.
These valves control the flow of water from.
Typically it will be located on the perimeter of the house since that is where the water first enters your house.
Turn off the water supply.