This system allows for not only monitoring but taking action with automatic valve closures for catastrophic leak situations. The WaterTracker Zwave series works on any Z-Wave hub installation but recommend the Samsung SmartThings hub.
With the optional shut off valve, the valve is the same size as the water meter, and it allows you to see the status of the valve (open/closed) as well as change the current status (open to closed or closed to open). Through the SmartApps tab on the phone app you can also create custom settings that will alert you via the app, a text message, or both.
Through the SmartApps tab on the phone app, one can create custom settings that send alerts via the app, a text message, or both. These alerts can be based on flow rate, continuous flow, total flow or time of day.