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Backflow Prevention & Testing in NYC

Protect your drinking water and stay city-compliant. Watson's certified team installs, tests and repairs commercial backflow prevention devices across Manhattan, the Bronx, Brooklyn and Queens — and files the paperwork for you.

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What We Do

Keep your water clean and your building compliant

A backflow preventer stops contaminated water from siphoning back into the clean supply that serves your tenants and customers. NYC requires most commercial properties to have a tested, certified device on record. Watson's handles installation, annual testing, repair and the city filing so you never miss a deadline.

  • Backflow preventer installation
  • Annual certified testing & reporting
  • Device repair & replacement
  • Failed-test correction & re-test
  • City compliance paperwork filed for you
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Watch

Why backflow testing matters

A 60-second explainer from the Watson's team on backflow compliance.

Explainer video coming soon

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Good To Know

Backflow prevention FAQs

What is a backflow preventer and why does my building need one?
A backflow preventer is a device that stops contaminated water from flowing back into the clean drinking-water supply. Most NYC commercial properties are required to have one installed and tested to protect public health. Call (212) 368-3434 to get yours installed or inspected.
How often does a backflow device need testing?
Backflow prevention devices in NYC typically require annual testing by a certified tester, with results filed to the city. Watson's handles the test and the paperwork so you stay compliant.
Can Watson's repair a failed backflow device?
Yes. If a device fails a test, our licensed master plumbers repair or replace it and re-test so your property passes — fixed right the first time.
Do you service backflow devices across all four boroughs?
We install, test and repair backflow preventers for commercial properties across Manhattan, the Bronx, Brooklyn and Queens, with honest up-front pricing and a free estimate.

Due for a backflow test?

Stay compliant and protect your water — schedule with Watson's certified team.

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