FBT

Backflow Testing Services in Freeport, New York

Finding a reliable backflow testing professional in Freeport, New York is essential for maintaining a safe water supply and staying in compliance with local regulations. Our directory lists 23 backflow testing companies serving Freeport and surrounding communities including Rockville Centre, Oceanside, Hempstead.

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 Freeport 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 Freeport 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.

23 listed providers

Services:
Backflow Friends backflow testing
Testing Verified
4 mi

Backflow Friends

5.0(113)

Testing Verified · Hempstead, NY · 4 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
AAA Backflow Certification of NY, LLC. backflow testing
Testing Verified
7 mi

AAA Backflow Certification of NY, LLC.

5.0(73)

Testing Verified · New Hyde Park, NY · 7 mi

Backflow Testing
Website
Long Island Backflow Testing backflow testing
Testing Verified
7 mi

Long Island Backflow Testing

4.9(10)

Testing Verified · Mineola, NY · 7 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
Atlas Plumbing & Meter Works Inc backflow testing
Testing Verified
12 mi

Atlas Plumbing & Meter Works Inc

5.0(61)

Testing Verified · Fresh Meadows, NY · 12 mi

Backflow Testing
Website
Ranshaw Plumbing & Heating backflow testing
15 mi

Ranshaw Plumbing & Heating

4.8(581)

Whitestone, NY · 15 mi

Commercial
Website
Maxwell Plumb Mechanical Corp. backflow testing
Testing Verified
15 mi

Maxwell Plumb Mechanical Corp.

4.7(39)

Testing Verified · Glendale, NY · 15 mi

Backflow TestingCommercialEmergency Service
Website
Citywide Safety Compliance backflow testing
15 mi

Citywide Safety Compliance

No reviews yet

Flushing, NY · 15 mi

CommercialFree Estimates
Website
Harris Water Main & Sewer Contractors backflow testing
17 mi

Harris Water Main & Sewer Contractors

4.9(320)

Brooklyn, NY · 17 mi

Backflow TestingRPZ TestingPreventer Installation

Two weeks ago, on January 13, my sewer line broke. Roto-rooter charged me over $2,200 just to diagnose the problem, and then they wanted another $34,000 to replace it. They were only going to…

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Website
Harris Plumbing & Heating Corporation backflow testing
17 mi

Harris Plumbing & Heating Corporation

4.8(164)

Brooklyn, NY · 17 mi

CommercialResidential
Website
Bluewater Plumbing, Heating and Air Conditioning backflow testing
17 mi

Bluewater Plumbing, Heating and Air Conditioning

No reviews yet

Middle Village, NY · 17 mi

CommercialEmergency Service
Website
RR Plumbing Roto-Rooter backflow testing
18 mi

RR Plumbing Roto-Rooter

4.8(1,280)

Bronx, NY · 18 mi

CommercialResidentialEmergency Service
Website
MMI Plumbing & Heating backflow testing
18 mi

MMI Plumbing & Heating

4.6(14)

Brooklyn, NY · 18 mi

Residential
Website
Quix Plumbing Service backflow testing
18 mi

Quix Plumbing Service

4.9(733)

Brooklyn, NY · 18 mi

Emergency Service
Website
Billharz Plumbing Inc backflow testing
18 mi

Billharz Plumbing Inc

3.8(45)

Woodside, NY · 18 mi

Residential
Website
VS
19 mi

VEPO Solutions

1.6(32)

Astoria, NY · 19 mi

Cross-Connection Control

Had the opportunity to come across a hardworking gentleman by the named of Alvo. He was the most respectful person ever. We exchanged info to learn he was from Jamaica and gave me some great vacation…

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Website
Henry Quentzel Plumbing Supply Co., Inc. backflow testing
19 mi

Henry Quentzel Plumbing Supply Co., Inc.

4.2(89)

Brooklyn, NY · 19 mi

RPZ Testing
Website
A Real Good Plumber, Inc. backflow testing
Testing Verified
19 mi

A Real Good Plumber, Inc.

4.0(18)

Testing Verified · Brooklyn, NY · 19 mi

Backflow TestingSame Day Service
Website
UA Local 1 Plumbers Training Center backflow testing
19 mi

UA Local 1 Plumbers Training Center

4.6(32)

Long Island City, NY · 19 mi

Website
1
Testing Verified
19 mi

123BackFlowTesting

No reviews yet

Testing Verified · Astoria, NY · 19 mi

Backflow TestingPreventer InstallationPreventer Repair
Website
Protocol Plumbing and Heating backflow testing
19 mi

Protocol Plumbing and Heating

5.0(13)

Long Island City, NY · 19 mi

CommercialResidentialFree Estimates
Website
Stanley Lewis Plumbing and Heating backflow testing
19 mi

Stanley Lewis Plumbing and Heating

No reviews yet

Brooklyn, NY · 19 mi

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

J&J Backflow Device Testers Inc.

5.0(4)

Testing Verified · New Rochelle, NY · 19 mi

Backflow TestingPreventer RepairCommercial
Website
Backflow Prevention of New York, LLC backflow testing
20 mi

Backflow Prevention of New York, LLC

5.0(9)

Astoria, NY · 20 mi

Backflow TestingPreventer InstallationPreventer Repair
Website

Frequently Asked Questions About Backflow Testing in Freeport

If a backflow preventer fails its annual test, the certified tester will diagnose the issue — often a worn check valve, damaged disc, or fouled relief valve. Most testers in Freeport can repair the device on site and re-test it the same day. Your water authority may require the passing report within a set deadline.

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 Freeport 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 Freeport 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 Freeport with real customer reviews.

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