Chula Vista & Otay Ranch

Protection against sudden floods and hidden leaks

Thinking about the Flo by Moen Smart Water Monitor & Shutoff (now sold as the Moen Flo Shutoff)? It watches your main water line around the clock, alerts your phone, and can shut the water off automatically. Request once, get quotes from multiple licensed installers. Otay Professional Services gathers and compares quotes for you; installation is performed by the licensed contractor you choose.

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Otay Professional Services does not install. Installs are done by licensed California plumbing contractors. Not affiliated with or endorsed by Moen.

A smart water shutoff valve on a copper main-line manifold with a pressure-reducing valve and a whole-house filter, mounted on a garage wall
A Flo shutoff installed on a main line, after the main shutoff and pressure-reducing valve.
60%of Flo owners were alerted to at least one small drip within 30 days of installing, according to Moen's device data (July 2019–Aug 2022).[1]
96%fewer water-claim events in homes with the shutoff in a 2020 LexisNexis study of 2,306 U.S. homes, one year after install.[2]
No. 2cause of homeowner claims in Travelers' 2009–2015 data was non-weather water damage from plumbing and appliances (19%), behind only wind.[4]

Your home without it, and with it

Without a smart shutoff

  • A burst pipe or failed supply line keeps running until someone notices it.
  • Slow drips inside walls or under floors can go unseen for months.
  • If you're at work or traveling, nobody can turn the water off.
  • Water damage and freezing hit about 1 in 60 insured homes each year.[5]

With the Flo shutoff installed

  • Monitors your main line 24/7 and alerts your phone to unusual water use.
  • If a critical alert isn't answered, it can shut off your water as a precaution.[13]
  • Runs an automatic MicroLeak test once a day, a pressure-loss test that can find tiny drips.[3]
  • Turn your water off or on from the Moen Flo app, wherever you are.

What a quality install should include

Whichever licensed California plumbing contractor you choose, here's what to expect from a good install, and what to ask about when you compare quotes.

1

Clean union fittings

Neat, serviceable union connections, so the valve can be removed later without cutting pipe.

2

The right position

On the main line just after the main shutoff and pressure-reducing valve, before the first branch, as Moen's instructions specify, and placed to meet local code.[9]

3

Wi-Fi & app setup

The device should be connected to your Wi-Fi and set up with you in the current Moen Flo app, so alerts reach your phone. (The older Flo by Moen app loses remote control on Nov 1, 2026.)[8]

4

Pressure test

The new connections should be pressure-tested before the installer leaves, and you should be shown the manual shutoff.

What you can request quotes for

Standard Protect

  • Smart water monitor & shutoff valve
  • Installation on your main line by a licensed California plumbing contractor
  • Wi-Fi and app setup
  • Pressure test

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Most complete

Total Home

  • Everything in Standard Protect
  • 3 Flo leak detectors, placed at the water heater, washer and kitchen sink

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Questions

What happens if the power or Wi-Fi goes out?

If the power goes out, the valve doesn't shut your water off, so you still have water. There's also a manual knob on the valve.[10] If Wi-Fi or the internet goes down, the device may still shut off your water automatically, but you won't get alerts, remote control or live data until the connection is back.[11]

Will a long shower or filling the pool shut off my water?

For the first 14 to 28 days the device is in Learning Mode. It studies your home's normal water use, and usage alerts and usage-based automatic shutoff are off during that time.[12] After that, running water much longer than usual (a long shower, washing the car, filling a pool) can trigger an Extended Water Usage alert. You can clear it, ignore alerts for 2 or 24 hours, or switch to Sleep Mode first. If a critical alert isn't answered, the device may shut the water off as a precaution.[13]

Will this lower my homeowners insurance?

It might, but we can't promise it, so please ask your insurer. Some insurers have run discount or rebate programs for smart water shutoffs. For example, Mercury Insurance announced one for California policyholders in 2021.[14] Terms vary by company and change over time.

Is there a guarantee from the manufacturer?

Moen's optional subscription plans include a performance guarantee. Under the current Moen Leak Protection Service terms, Moen may reimburse up to $5,000 of your homeowners insurance deductible if the service fails to alert you or shut off the water during a covered event.[6] Existing FloProtect subscribers keep a similar guarantee, and their FloProtect stays active after the app change.[7][8] Strict conditions apply: the device must be properly installed, online and paid up, and the guarantee doesn't cover damage during Learning Mode. It's a product guarantee, not insurance. These are Moen's terms, not ours.

Request once, get quotes from multiple licensed installers

Tell us a little about your home. Otay Professional Services gathers and compares quotes for you; installation is performed by the licensed contractor you choose. When you compare, ask installers whether a main-line check is included.

Get multiple quotes

Get multiple quotes

Otay Professional Services gathers and compares quotes from licensed California plumbing installers and will reply by email or phone. Installation is performed by the licensed contractor you choose. Nothing is sent to you automatically, and we never sell your information.

Sources

  1. Moen, Moen Flo Shutoff product page (footnote ‡)
  2. LexisNexis Risk Solutions press release, May 5, 2020
  3. Moen Solutions: Automatic MicroLeak Test
  4. Travelers: Most Common and Costliest Homeowners Claims (2009–2015 data), Apr 6, 2016
  5. Insurance Information Institute (Triple-I): Homeowners and renters insurance facts
  6. Moen Leak Protection Service Terms & Conditions (Performance Guarantee), updated Oct 23, 2025
  7. Moen Solutions: FloProtect Terms and Conditions, updated May 5, 2025
  8. Moen Solutions: Moen Flo Shutoff FAQs (app change; FloProtect stays active)
  9. Moen Solutions: Installing the Moen Flo Shutoff
  10. Moen Solutions: What happens if the power goes out?
  11. Moen Solutions: Is my home protected while the system is offline?
  12. Moen Solutions: Learning Mode
  13. Moen Solutions: Extended Water Usage alert
  14. Mercury Insurance press release, Apr 20, 2021

Flo by Moen, Moen Flo and Moen are trademarks of Moen Incorporated, used here only to describe the product. Otay Professional Services and the licensed installers who quote through it are not affiliated with, endorsed by or sponsored by Moen. Statistics are from the sources listed above, and individual results vary.