Leak protection
Purest Leak Detection
Sensors, a Wi-Fi hub and an automatic shut-off valve on the main line, with alerts on your phone.

What it does
Sensors, a Wi-Fi hub and an automatic shut-off valve on the main line, with alerts on your phone.
- Detects a leak with sensors placed where water would show up first
- Closes the valve on the main line the moment a leak is detected, and stops the water in seconds
- Sends real-time alerts to your phone
- Covers longer runs, such as along a wall or around an appliance base, with a rope sensor
How it works
Sensors
Placed under sinks, by the water heater and the washing machine, anywhere water would show up first.
Hub
A Wi-Fi hub with power, water-on and leak-detected indicators links the sensors to the valve and to your phone.
Shut-off valve
On the main line, the valve closes the moment a leak is detected and stops the water in seconds.
Benefits
Instant alerts
Real-time alerts on your phone: water on, no leaks detected, system healthy.
Auto shut-off
The valve on the main line closes the moment a leak is detected.
Flexible coverage
Point sensors plus a flexible rope sensor for longer runs.
Monitoring from anywhere
Check on the system from your phone, including when you are away.
Which homes it fits
Sensors go where water would show up first, and the valve goes on your main line. A free consultation covers where each would sit in your home.
Questions about the Purest Leak Detection
Sensors placed at key water points monitor for moisture. When a leak is detected, the system closes a valve on your main water supply, stopping the flow before damage occurs.
At the most common leak points: under sinks, near the water heater, by the washing machine, near the dishwasher and at the main water entry point. Additional sensors can be placed based on your home layout.
Yes. Alerts arrive on your phone in real time, and the app shows whether water is on and whether the system is healthy.
It is a Wi-Fi hub with power, water-on and leak-detected indicators. It links the sensors to the valve and to your phone.
Quality leak detection systems include battery backup to maintain protection during power outages, and the auto shut-off valve will still function.
Book a free water test
A free in-home test shows hardness, chlorine, iron, total dissolved solids and pH before we recommend anything.