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Equipment for the control of the water level inside a rainwater tank.
If the rainwater supply is depleted at any time during a demand cycle or prior to a demand cycle, the system provides main water to fulfill the demand. The quantity is metered, so that only the water which is used is being provided. So only uses the exact amount of water from the mains that are is required.
The set consists of the back-up device with a 15 m sensor, 1/2? solenoid valve, 3P back-up hopper, blocking valve and 1/2? hose.
