For your wash system you can use the water from your on board pressure supply. You only need a solenoid valve. As soon as the valve gets a signal via the wiper control, it will open to provide water for the wipe/wash program.
€6.65
€100.93
€78.75
€9.98
€10.31
€177.46
€685.44
€127.55
€70.98
€86.51