Moen’s Flo Smart Water Monitor and Automatic Shutoff is the latest entrant in the growing field of connected plumbing solutions designed to protect homes from water damage. The device combines real-time leak detection, remote monitoring, and an automatic shutoff valve that can cut off the main water supply when a leak is detected.

What sets Flo apart is its focus on actionable protection. When the system detects abnormal moisture patterns or sustained leaks, it can automatically close the water supply to prevent flooding. Homeowners can also monitor activity, review water usage, and receive push alerts via the companion app.

How it works

The Flo system sits inline with your home’s main water line and includes sensors that monitor flow and pressure. If a leak is detected or unusual usage occurs (such as a burst pipe), the system initiates a shutoff to minimize damage. The app provides a timeline of events and can distinguish between typical and abnormal water usage.

Installation generally involves mounting the valve at the main water line and connecting it to your home Wi-Fi. Some users may prefer professional installation, especially in complex plumbing setups. After setup, the device continuously learns your household’s water patterns to reduce false alarms over time.

What homeowners should know

Key benefits include reduced risk of flood damage, remote control of the water supply, and visibility into water usage that can highlight inefficiencies or hidden leaks. Potential downsides to consider are the initial cost, ongoing subscription for premium features in some configurations, and the need for a stable Wi-Fi connection.

Experts recommend pairing Flo with routine maintenance checks and ensuring backup power options where possible. Like any smart device, software updates are essential to maintain security and performance.

Cost and availability

Prices for smart shutoff systems vary by kit and whether professional installation is included. Prospective buyers should compare warranty terms, user reviews, and compatibility with existing plumbing and home automation ecosystems.

For homeowners facing frequent leaks or seeking proactive protection, Flo represents a notable option in the evolving landscape of smart home safety and water management.