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New Jersey Backflow Testing

Certified backflow testing and compliance reporting for commercial properties, multi-family buildings and municipalities across North New Jersey.

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Why us

Backflow testing and compliance reporting

  • Certified Backflow Testing

  • Commercial and multi-family backflow testing

  • Testing, tagging and reporting

Top Services

Man in blue cap and gloves fixing pipes under a sink, focused on his work.

Protect your water supply with certified backflow testing and preventer installation services.

Backflow Testing and Prevention

Man in blue shirt and cap writes on a clipboard, standing by industrial pipes and valves in a workshop.

Test and tag your backflow devices and receive the completed test report for your records and water utility.

Backflow device testing

Reliable Backflow Testing

Annual backflow testing and compliance reporting for North New Jersey properties.

Service areas

Proudly serving North New Jersey

  • Clifton

  • Wayne

  • Paterson

  • Passaic

  • Totowa

  • Little Falls

  • Woodland Park

  • Pompton Lakes

  • Montclair

  • Nutley

  • Bloomfield

  • Hackensack

Our promise

About DeMattia Services LLC

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FAQs

Frequently asked questions

Answers to common backflow compliance questions for North New Jersey property owners.

Question

Who needs an annual backflow test in New Jersey?

Question

I got a backflow test notice from my water utility. What should I do?

Question

What does the backflow test report include?

Question

What happens if my backflow device fails the test?

Question

What areas do you serve?

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