(Last Updated On: October 31, 2023)

Best water leak detectors for smart homes: Fire may be a homeowner’s biggest fear, but any insurance company will tell you that water is the most common cause of property damage, even if you don’t live in a flood-prone area. . And it can come from several sources. Some of them: a faulty water heater, a broken pipe, a broken supply line under the sink, a clogged toilet, or even a broken pipe connected to your washing machine.

The laundry room, the closet from the water heater, the bathroom, under the kitchen. sink, and so on. Leak alerts are arguably less important to renters, but it’s something landlords should consider, although it raises the question of how the sensors would connect to the internet. More on that later.

Updated February 22, 2022 with our feature on the second generation Eve Water Guard, a HomeKit-enabled water leak detector that now features Thread wireless connectivity as well as Bluetooth.

Best water leak detectors Highlight

Splashing around all day sounds fun, unless you’re splashing around in the basement or the kitchen. A smart water leak sensor can reduce the impact of plumbing problems by alerting you as soon as they’re detected. Whether you’re at home or on the go. We recommend the Flo by Moen Smart Water Sensor. As it’s the only device we tested that responded quickly to water and connectivity issues. It’s cable-free, so easy to position. It includes temperature sensors, so you can detect when pipes are starting to freeze before they burst.

The Flo by Moen smart water detector has consistently responded to leaks, connectivity, or power issues faster than most devices we tested. Flo’s main unit is teardrop shaped and has sensing probes at the bottom of the device; You can also attach a 4ft extension probe, so you can squeeze it into tight spaces. Water Shutoff System, a smart water valve that can turn off your home’s water service if you detect a potentially catastrophic leak

Best smart water leak detector

The Phyn Plus smart water valve is our favorite smart water shutoff valve. So we’re extremely happy the company now offers a smart water sensor that can work on its own or in conjunction with the more expensive device. . Like the second Flo by Moen smart water detector. Moreover you’ll get the most out of the Phyn sensor if you also have the Phyn Plus. But using the sensor alone will warn you to shut off the water supply.


The Flo by Moen Smart Water Sensor monitors for water where it shouldn’t be (from a leaky supply line, fixture or drain line), monitors the room temperature and can alert you to leak conditions. a water pipe bursts and signals ambient humidity and triggers an alarm if the air becomes so humid that it could cause old to grow. You’ll get the most out of the device if you also have the Flo by Moen smart water shutoff. Which can automatically shut off after supply.

Best whole-home water leak detection system

The Phyn Plus consists of sensors that perform real-time analysis on your home’s entire freshwater system.Using an algorithm, it can detect a water leak anywhere in your home. Then shut off your main water supply in the event of a catastrophic leak, such as a burst pipe. It must be installed on your main water supply. The manufacturer recommends that it be installed by a professional plumber.

Runner up 

Here are a few features of the Flo by Moen Smart Valve by Flo Technologies that we actually prefer over the Phyn Plus, namely its ability to make automated calls that alert you to potential problems with your water system before they are installed. ‘, but we found the Phyn Plus to be a bit more sophisticated. As with Phyn Plus, Flo by Moen must be installed into your main water supply. So Moen recommends that the installation be done by a professional plumber.

Best DIY whole-home leak detection system

The second generation channel cannot shut off the water supply if it detects a leak. It costs hundreds less than systems that can do it. Also, you won’t need to cut the water pipe. The Flume 2 is better than the first generation product

Testing Process

we placed it on a washroom tile and then poured enough water to cover the surface of the tile. Most sensors responses quickly, though the Honeywell Lyric is typically delayed.

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