Backflow testing in Farmington Hills, MI

Professional Backflow Prevention Device Testing for Just $189

Frozen Pipe Repair Farmington Hills, MI

Backflow tests that put our customers first with...

  • Coordination with city officials on your behalf
  • Expert journeyman & master plumbers
  • Backed by 14 Real Guarantees


We'll Inspect Your Backflow Prevention Device for Just $189

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    • Price: $189
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    What's included in a backflow test service?

    A Thornton & Grooms backflow test includes:

    • Backflow device inspection:

      A plumber will test your backflow prevention device and verify compliance with the Waterworks and Sewerage Systems Act 98, P.A. 1913.
    • Paperwork filed on your behalf:

      Our team will file the test report with your city or county.
    • Consultation on replacement options:

      We'll share advice and options with you if a replacement backflow prevention device is necessary.


    Your Backflow Test in 4 Easy Steps

    1. Calendar Icon

      1. Call or schedule online

      Schedule your backflow test by calling (248) 644-7810 or scheduling online. Our team will assign an expert plumber to perform the test as soon as possible.

    2. Chat Icon

      2. Watch for text notifications

      We'll send a text message on the day of your backflow test to confirm a time. You'll receive the name, a picture and past reviews of the plumber assigned to your case.

    3. Wrench Icon

      3. Enjoy peace of mind while we test your system

      Your plumber will test your backflow prevention device to ensure it meets city regulations. If it does not, we'll give you an estimate for a new one. If the test is a success, we'll file all compliance paperwork with city officials on your behalf.

    4. Clipboard Icon

      4. Take our brief survey

      We'll text you a brief survey after the repair so you can share your experience with us. If the service we delivered didn't meet your expectations for any reason, let us know in the survey so we can make it right.


    Celebrating 80+ years of service in the great state of Michigan

    "Wasted no time in fixing the back flow pipe outdoors..."

    "Very efficient service. The tech knew immediately what our problem was and wasted no time in fixing the back flow pipe outdoors. He was professional and friendly at the same time. I would recommend Thornton and Grooms to anyone who needs a plumber."

    -Joan E.

    Read Reviews Attention arrow


    Real Guarantees You Won't Find Anywhere Else

    We have 14 Real Guarantees here at Thornton & Grooms. And we honor all of them each and every day.

    Real Guarantees

    Guarantees we honor for every backflow test:

    • 100% Satisfaction Guarantee

      If you aren't satisfied for any reason, we'll work with you until the situation is resolved and you're happy with the results.

    • On-Time Guarantee

      If we don’t show up when we promise – we will pay you $100 for your inconvenience.

    • No Surprises, No Compromises Guarantee

      If we miss something and failed to communicate it prior to our agreement, we'll correct the issue at no additional cost.

    Service Area

    Serving Farmington Hills & Beyond

    ... and many others.

    See our full service area

    Ready for Your Backflow Test?