Originally Posted by LawnMastersTx
It does not allow enough flow to go through it to alert our system. We have a threshold of 5 GPM and when a nozzle comes off, the flow is around 7 GPM depending on pressure, but with the check valve, it only becomes 1-2 GPM.
So what you are saying is that you use the flow control to monitor the heads of each zone. You can determine the issue from the control room via historical data?
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