FBT

Backflow Testing Services in Liberty Township, Ohio

Finding a reliable backflow testing professional in Liberty Township, Ohio is essential for maintaining a safe water supply and staying in compliance with local regulations. Our directory lists 22 backflow testing companies serving Liberty Township and surrounding communities including Mason, Middletown, Hamilton.

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 Liberty Township area.

Most water authorities in Ohio 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 Liberty Township 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.

22 listed providers

Services:
Backflow Prevention Services backflow testing
Testing Verified
< 1 mi

Backflow Prevention Services

3.1(8)

Testing Verified · Liberty Township, OH · < 1 mi

Backflow TestingPreventer RepairCross-Connection Control

Another great experience in 2025 for a backflow test. Highly recommend Backflow Prevention Services. Responsive, reasonably priced and knowledgeable, Hired to test my irrigation backflow. Tim found a…

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Website
Nixco Plumbing Inc. backflow testing
Testing Verified
5 mi

Nixco Plumbing Inc.

4.8(2,128)

Testing Verified · Mason, OH · 5 mi

Backflow TestingAnnual CertificationEmergency Service

❄️ When a snow emergency ends, and your week begins at 8:00 AM promptly, you need pros who show up on time and ready to make an impact! CHECK, CHECK, DONE! Nixco Plumbing scores! At 9 degrees and…

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Mr. Rooter Plumbing of Greater Cincinnati backflow testing
7 mi

Mr. Rooter Plumbing of Greater Cincinnati

4.7(822)

Cincinnati, OH · 7 mi

Backflow Testing

Cannot rave enough at the amazing techs and excellent service I was provided today using Mr Rooter! Had an unexpected water line bust overnight (something I’ve never witnessed or experienced anything…

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Nicholson Lab Inc backflow testing
Testing Verified
7 mi

Nicholson Lab Inc

5.0(1)

Testing Verified · West Chester Township, OH · 7 mi

Backflow TestingPreventer Repair
Website
BACKFLOW TRAINING backflow testing
8 mi

BACKFLOW TRAINING

No reviews yet

Fairfield, OH · 8 mi

Website
Dupps Plumbing, Inc. backflow testing
8 mi

Dupps Plumbing, Inc.

4.8(300)

Hamilton, OH · 8 mi

Backflow TestingPreventer InstallationCommercial

We experienced an emergency shower leak that affected our family room ceiling. Dupps promptly responded on a Saturday evening when other companies were only available Monday. Dan arrived on time and…

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Website
RTF Fire Protection backflow testing
8 mi

RTF Fire Protection

3.5(17)

Cincinnati, OH · 8 mi

Backflow Testing
Website
CP
Testing Verified
10 mi

Copper Pipe Plumbing Services Inc.

4.9(138)

Testing Verified · Maineville, OH · 10 mi

CommercialResidential
Website
Cinti Master Plumbers Association backflow testing
10 mi

Cinti Master Plumbers Association

4.8(13)

Cincinnati, OH · 10 mi

Backflow Testing

Joyce does a great job running this. I am in the restoration business but have met some great people through this organization.

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Nieman Plumbing backflow testing
12 mi

Nieman Plumbing

4.8(497)

Cincinnati, OH · 12 mi

Backflow TestingCommercialResidential

We cannot say enough good things about Nieman Plumbing. Brennan and Ian arrived this morning to address problems with the cast iron drains below the basement slab of our 60 year old ranch…

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Queen City Mechanicals backflow testing
Testing Verified
12 mi

Queen City Mechanicals

4.0(7)

Testing Verified · Cincinnati, OH · 12 mi

Backflow TestingEmergency ServiceFree Estimates
Website
Blue Chip Plumbing backflow testing
Testing Verified
12 mi

Blue Chip Plumbing

4.9(750)

Testing Verified · Cincinnati, OH · 12 mi

Backflow TestingCommercial

We’ve had Peter Z. from Blue Chip Plumbing out to our home for two different issues - one involving our home's water pressure and another to replace a decades-old bathroom sink - and we couldn’t be…

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Halpin Plumbing Inc backflow testing
Testing Verified
15 mi

Halpin Plumbing Inc

4.9(1,127)

Testing Verified · Cincinnati, OH · 15 mi

Backflow TestingEmergency Service

Halpin recently completed a complex, three-day job at our residence. We are extremely pleased with every aspect of the service. We want to specifically commend Geoff and Rob. They were timely…

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AR
16 mi

Allied Reddi-Rooter

4.3(106)

Cincinnati, OH · 16 mi

Residential

Wow! So impressed and grateful to Allied. I needed a sewer line inspection done same day. I called and they set me up with an appointment range of 4-7pm. Rik and his assistant arrived PROMPTLY at 4pm…

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RP
Testing Verified
16 mi

Roto-Rooter Plumbing & Water Cleanup

4.8(876)

Testing Verified · Norwood, OH · 16 mi

Backflow TestingCommercialEmergency Service

I had a great customer service experience with roto rooter. My wife and I needed our sump pump replaced and the problem was immediately identified by a tech, Giovanni, who showed up well within the 2…

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Apollo Home backflow testing
16 mi

Apollo Home

4.9(15,593)

Cincinnati, OH · 16 mi

Backflow TestingFree Estimates

Nate has an extensive grasp of how underground plumbing works. He is knowledgeable, meticulous, and professional. His piping is a work of art. He fixed a slab leak that another company completely…

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Archer Plumbing Co Inc backflow testing
16 mi

Archer Plumbing Co Inc

4.8(48)

Cincinnati, OH · 16 mi

Backflow Testing

Work Performed June 12, 2019 This was my first time looking for a truly real, qualified plumber, because I could no longer trust the work of pseudo plumbers. I had a busted indoor basement pipeline…

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Ken Herbert Plumbing backflow testing
Testing Verified
17 mi

Ken Herbert Plumbing

4.6(82)

Testing Verified · Cincinnati, OH · 17 mi

Backflow TestingCommercialResidential

Highly recommend Ken Herbert plumbing company. They helped us recover from a plumbing nightmare for a reasonable cost. All the staff was very efficient, friendly, knowledgeable, professional and…

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Website
TL
Testing Verified
18 mi

The Lawn Management Sprinkler Company

4.0(35)

Testing Verified · Cincinnati, OH · 18 mi

Backflow TestingSprinkler Backflow

I highly recommend Lawn Management Sprinkler Co. David Grant, Owner, came out to give me an estimate. He is extremely knowledgeable and easy to work with. Ashley and Danielle, who work in the office…

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Website
Zins Plumbing backflow testing
Testing Verified
18 mi

Zins Plumbing

4.5(157)

Testing Verified · Cincinnati, OH · 18 mi

Free Estimates

The only word which accurately describes the service I received from this company is "Remarkable." I previously owed rental properties and used plumbers many time for interior plumbing and sump pump…

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Tarvin Plumbing backflow testing
20 mi

Tarvin Plumbing

4.7(129)

Cincinnati, OH · 20 mi

CommercialResidential

Summary: Tarvin Plumbing performed two full bathroom remodels + sewer repair for me last year, and they were the trifecta of everything a homeowner wants: On time, on budget, and wonderful quality…

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Website
PP
Testing Verified
20 mi

Pacon Plumbing School

4.6(13)

Testing Verified · Cincinnati, OH · 20 mi

Backflow TestingAnnual Certification

Great class, Tim did an excellent job of going over material and explaining everything. Tony was great while we got signed up and he found us a class right away. Big thumbs up. Thank you gentleman

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Frequently Asked Questions About Backflow Testing in Liberty Township

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.

Most jurisdictions in Ohio require backflow testers to hold a current certification from an approved training program, typically involving classroom instruction, a hands-on practical exam, and continuing education credits. Some municipalities maintain their own approved-tester lists. Always verify certification before hiring.

Residential tests typically involve a single PVB or DCVA device and are quicker to complete. Commercial properties in Liberty Township often have multiple assemblies, RPZ devices, and fire-line backflow preventers that require more time and specialized equipment. Pricing and scheduling may differ for each type.

Many certified backflow testers in Liberty Township will file test reports directly with your local water authority or municipality on your behalf. Confirm this with your provider before scheduling. Some jurisdictions require the property owner to submit reports, while others accept direct submissions from the tester.

Backflow testing in Liberty Township, Ohio typically costs between $50 and $200 per device, depending on the type of backflow preventer and the complexity of the installation. RPZ assemblies generally cost more to test than double check valve assemblies. Contact providers listed above for current pricing in the Liberty Township area.

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