Moen Flo Smart Water Leak Detector 920-004
Where to Buy
| Retailer | Price | Last seen | Buy |
|---|---|---|---|
 Amazon Sold by Seller | $29.99 | Sep 7, 2024, may have changed | Buy Now |
 Walmart 90-day returns (in store too) | $32.00 | Sep 7, 2024, may have changed | Buy Now |
M Mercari | $38.00 | Apr 2, 2023, may have changed | Buy Now |
H Home Perfect | $44.84 | Jun 22, 2023, may have changed | Buy Now |
 The Home Depot 90-day returns (in store too) | $44.99 | Jul 19, 2024, may have changed | Buy Now |
Prices are collected from retailer listings; each row shows the date we last saw that price. Return and shipping terms are each store's standard policy from our retailer research (April 2026). Some products and categories have different terms, so check with the store before you buy.
Used & Refurbished
✨ See 2 used & refurbished prices with ShopSavvy ProGet the app →Price history summary
Lowest new price we recorded at major retailers (Amazon, Walmart, Best Buy, Target, The Home Depot and Lowes) in the last 90 days: $54.72 at Amazon on Sep 26, 2026.
Every price we recorded over the last 12 months was $54.72. Based on 1 recorded price since Sep 26, 2026 for offers sold by these retailers themselves (not marketplace sellers). Summary as of Oct 14, 2026.
Pros
- •The device sends push notifications and sounds an alarm within seconds of detecting water, providing immediate alerts.
- •Setup is straightforward and can be completed in approximately 5 to 10 minutes.
- •Compact design allows for versatile placement, including wall mounting with provided hardware or 3M adhesive.
- •Offers real-time alerts and historical data on temperature and humidity through a smartphone app.
- •Enhances home safety by effectively detecting leaks and preventing costly water damage.
- •Device can work independently or in conjunction with other Moen Smart products, like an automatic water shut-off valve.
- •User-friendly app with quick navigation and immediate information.
- •Provides multiple alerts for water, humidity, and freeze warnings, which appear on the phone and as LED lights.
- •Peace of mind through continuous monitoring and quick detection of potential problems.
- •Strong customer support for app setup and related issues.
Cons
- •Alarm volume is relatively quiet and may primarily depend on phone notifications for alerting.
- •Some users experienced issues with the supplied battery, with many units encountering faulty battery problems.
- •Accuracy of temperature and humidity readings may vary, with reports of discrepancies in both measurements.
- •Requires app setup and sharing of personal information, which may not appeal to privacy-conscious users.
- •The app can be frustrating to pair, requiring multiple attempts for synchronization.
- •There have been reports of connectivity issues with Wi-Fi, even after trying different routers and extenders.
- •Not all units have functioned properly during power or Wi-Fi outages.
- •Some experienced defects such as incorrect battery installation, affecting overall device performance.
Bottom Line
The Moen Flo Smart Water Leak Detector is a solid choice for those looking to safeguard against water damage with its quick leak detection and proactive monitoring capabilities. However, be prepared for potential setup hurdles, such as battery and app connectivity challenges. For users who prioritize privacy, note that the device requires an app and account setup. If reliability in Wi-Fi connection and accurate sensor readings are a must, you might want to consider additional units to bolster coverage across various home areas.
What Reviewers Are Saying
📚More About Moen Flo Smart Water Leak Detector 920-004
Discussion
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