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Backflow Testing Services in Manhattan, New York

Finding a reliable backflow testing professional in Manhattan, New York is essential for maintaining a safe water supply and staying in compliance with local regulations. Our directory lists 56 backflow testing companies serving Manhattan and surrounding communities including New York City, The Bronx, Brooklyn.

Whether you need annual backflow testing, RPZ (Reduced Pressure Zone) valve inspection, or cross-connection control services, the providers listed below offer professional testing services for both residential and commercial properties throughout the Manhattan area.

Most water authorities in New York require annual testing and reporting for all backflow prevention assemblies. A certified backflow tester will inspect your devices, perform the required differential pressure tests, and file compliance reports with your local water authority.

Browse the listings below to compare ratings, read customer reviews, and contact backflow testing professionals near Manhattan directly. Use the filters above to narrow results by rating, review count, or specific services like RPZ testing and preventer installation.

Data source: Google Maps. Always verify licensing with your local water authority.

56 listed providers

Services:
MMI Plumbing & Heating backflow testing
10 mi

MMI Plumbing & Heating

4.6(14)

Brooklyn, NY · 10 mi

Residential
Website
DEP BACKFLOW backflow testing
Testing Verified
11 mi

DEP BACKFLOW

5.0(24)

Testing Verified · Brooklyn, NY · 11 mi

Backflow TestingRPZ TestingPreventer Installation

I reached out to several companies for an inspection, and Solomon was the first to respond. He was both friendly and knowledgeable, going above and beyond to secure a next-day appointment. He arrived…

Read more on Google
Website
Backflow Testing - BackFlow Pro backflow testing
Testing Verified
11 mi

Backflow Testing - BackFlow Pro

5.0(142)

Testing Verified · Brooklyn, NY · 11 mi

Backflow Testing
Website
J&J Backflow Device Testers Inc. backflow testing
Testing Verified
13 mi

J&J Backflow Device Testers Inc.

5.0(4)

Testing Verified · New Rochelle, NY · 13 mi

Backflow TestingPreventer RepairCommercial
Website
Guardian Backflow Testing LLC backflow testing
Testing Verified
14 mi

Guardian Backflow Testing LLC

5.0(39)

Testing Verified · Larchmont, NY · 14 mi

Backflow TestingCommercialEmergency Service
Website
Long Island Backflow Testing backflow testing
Testing Verified
16 mi

Long Island Backflow Testing

4.9(10)

Testing Verified · Mineola, NY · 16 mi

Backflow TestingPreventer InstallationPreventer Repair

I just hired Long Island BackFlow Test to inspect our buildings backflow. I received a letter from the city and needed to handle my situation immediately. They were quick returning my call making…

Read more on Google
Website
AAA Backflow Certification of NY, LLC. backflow testing
Testing Verified
17 mi

AAA Backflow Certification of NY, LLC.

5.0(73)

Testing Verified · New Hyde Park, NY · 17 mi

Backflow Testing
Website
Backflow Friends backflow testing
Testing Verified
18 mi

Backflow Friends

5.0(113)

Testing Verified · Hempstead, NY · 18 mi

Backflow TestingCross-Connection ControlAnnual Certification

Carlos is a stand up honest guy. I called to have a PVB/Backflow preventer tested for the water utility in my area for my lawn sprinklers. He answered my phone call right away and was very…

Read more on Google
Website

Frequently Asked Questions About Backflow Testing in Manhattan

Cross-connection control prevents contaminated water from flowing backwards into the clean water supply. Backflow prevention devices are installed at cross-connection points to protect public health. Regular testing ensures these devices function properly. Many municipalities in New York require cross-connection control programs for commercial properties and irrigation systems.

Many municipalities in New York require annual backflow testing for commercial and residential properties with backflow prevention devices. Your local water authority in Manhattan can confirm the exact testing schedule and deadlines for your area. Failing to test on time may result in fines or water service interruption.

Some certified testers near Manhattan offer same-day or emergency scheduling for urgent situations such as a failed device, a compliance deadline, or a new construction inspection. Check individual provider listings above for availability, or request a quote to find a tester who can accommodate your schedule.

Look for testers with active state certification, strong Google reviews, and experience with your type of backflow preventer (PVB, DCVA, or RPZ). Ask whether they file compliance reports with your local water authority and request a written estimate before scheduling. Our directory lists testers near Manhattan with real customer reviews.

RPZ (Reduced Pressure Zone) testing verifies that your reduced pressure backflow preventer is functioning correctly to protect your water supply from contamination. A certified tester uses specialized gauges to measure differential pressures across the assembly. RPZ devices are typically required for high-hazard connections.

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