Welcome to 123 Backflow Testing. We are here to service the New York metro area with our reliable and affordable backflow testing, which is checking your water supply and making sure it’s safe.

Never be unsure again about what’s in your water. We are here to help, and you won’t be able to beat our prices. Contact us today and you’ll see why we’re the right choice for your water testing needs.


  • Signed up with them for a great price. They come every year , don't have to remind them. Very professional. Never any issues.

    Antonis B. Avatar
    Antonis B.

    They performed annual backflow testing - excellent service, friendly, affordable, definitely recommend!

    John M. Avatar
    John M.

    Fantastic service for backflow devices. They even alerted us to a leak in our sprinkler system that could have been a disaster. Definitely recommend.

    Joshua A. Avatar
    Joshua A.
  • Back flow testing at my house today.Mark was professional, respectful, pleasant, and did a great job!Thank you so much !Nicole

    Nicole P. Avatar
    Nicole P.

    They provided a reminder the day before and the morning of when the tester would be arriving, the price was much better than other places, and the test itself was performed very quickly with the results bring provided back to me via email the very same day. Will definitely use them from now on!

    Mohammed M. Avatar
    Mohammed M.

    On time, super informative , totally professional while being quite down to earth .. Could not have been better .. All businesses and services should be so top shelf!!!Bill was an excellent young man and a great corporate representative..

    Dan M. Avatar
    Dan M.


123 Backflow Testing is here to help you determine if your property requires a backflow prevention device.

We also will schedule your appointments and if there is an issue with your device, we will repair it. And our custom software gives yearly reminders, so you’ll know when it’s time for another check-up. We will come check out the job site and provide you with a quote. Then, after submitting everything for approval, we’ll install and test your new system. You can rely on 123 Backflow Testing, because with us, it’s as easy as 1, 2, 3. We look forward to hearing from you!

Backflow Testing

The trained professionals 123 Backflow Testing hires are committed to providing top quality service and the utmost convenience to customers. We are driven to bringing you a job well done, and it starts here. We provide 24/7 testing of your system – any time, any day.

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Coverage area

The tests are easy and quick, and we service the five boroughs of New York City, as well as Long Island and the surrounding metro area. But we also can handle areas outside of our primary coverage zone. Reach out to us via email, phone, or here on our site and we’ll do everything possible to help.

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Year Started

Years in Business

Satisfied Clients

Devices Serviced


  • Best Buy

  • LaGuardia

  • Outback Steakhouse

  • New York City Housing

  • Waldbaums

  • United Airlines

  • Port Authority

  • STS Tire

Contact Us

123 Backflow Testing is here to service the New York metropolitan area with our reliable and affordable backflow testing, which is checking your water supply and making sure it’s safe.

Get in touch with us