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This video shows how to install an underground irrigation system in your garden consisting of one or more sprinkler networks. The first step is to make a scaled plan of your garden in order to define the optimal location of the sprinklers. Position the sprinklers according to the plan, draw the lines and proceed to open the trenches in order to place the water circuit. The assembly and connection of the solenoid valve are explained as well as the filling of the trenches once the work is finished and the maintenance of the system.