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Backflow Testing Services in Plainfield, New Jersey

Finding a reliable backflow testing professional in Plainfield, New Jersey is essential for maintaining a safe water supply and staying in compliance with local regulations. Our directory lists 29 backflow testing companies serving Plainfield and surrounding communities including Westfield, Rahway, Edison.

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 Plainfield area.

Most water authorities in New Jersey 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 Plainfield 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.

29 listed providers

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

Backflow Testing Services LLC

4.9(10)

Company · Testing Verified · Plainfield, NJ · < 1 mi

Backflow TestingDCVA TestingPVB Testing
Website
FS
3 mi

FlowMaster Sewer Services

4.9(75)

Company · NJ · 3 mi

Website
BT
4 mi

backflow testing nj

No reviews yet

Company · Berkeley Heights, NJ · 4 mi

CB
6 mi

Chapman Bros. Plumbing, Heating and Air Conditioning

4.8(906)

Company · Cranford, NJ · 6 mi

Website
EL
6 mi

Emerald Lawn Sprinklers

4.6(225)

Company · Clark, NJ · 6 mi

Website
Roto-Rooter Plumbing & Water Cleanup backflow testing
6 mi

Roto-Rooter Plumbing & Water Cleanup

4.9(631)

Company · Rahway, NJ · 6 mi

CommercialResidentialEmergency Service
Website
FP
7 mi

Freedom Plumbing Heating and Sewer Service LLC

4.9(277)

Company · Rahway, NJ · 7 mi

Website
CI
7 mi

Conserva Irrigation of Central Jersey

4.8(451)

Company · NJ · 7 mi

Website
Max Sr & Paul Schoenwalder Plumbing, Heating and Air Conditioning, A Corp. backflow testing
8 mi

Max Sr & Paul Schoenwalder Plumbing, Heating and Air Conditioning, A Corp.

4.4(35)

Company · Union, NJ · 8 mi

CommercialEmergency ServiceSame Day Service
Website
Stafford Plumbing & Heating backflow testing
8 mi

Stafford Plumbing & Heating

4.9(147)

Company · Union, NJ · 8 mi

Preventer Installation
Website
Ryan Inc. backflow testing
9 mi

Ryan Inc.

4.7(175)

Company · Union, NJ · 9 mi

Free Estimates
Website
WB
11 mi

W&A Backflow Service LLC

No reviews yet

Company · Elizabeth, NJ · 11 mi

Toro Plumbing and Mechanical, LLC backflow testing
12 mi

Toro Plumbing and Mechanical, LLC

4.7(87)

Company · City of Orange, NJ · 12 mi

Website
Gold Medal Service - Air Conditioning, Heating, Plumbing, & Electrical backflow testing
Testing Verified
13 mi

Gold Medal Service - Air Conditioning, Heating, Plumbing, & Electrical

4.4(5,655)

Company · Testing Verified · East Brunswick, NJ · 13 mi

Backflow TestingResidentialEmergency Service
Website
Haddad Plumbing & Heating Inc backflow testing
13 mi

Haddad Plumbing & Heating Inc

No reviews yet

Company · Newark, NJ · 13 mi

Preventer InstallationCommercialResidential
Website
2F
15 mi

24/7 Fire Protection Inc.

4.6(17)

Company · Belleville, NJ · 15 mi

Website
PB
15 mi

Pro Backflow Services LLC

5.0(2)

Company · NJ · 15 mi

Website
William Archer & Sons Plumbing and Heating backflow testing
Testing Verified
16 mi

William Archer & Sons Plumbing and Heating

4.8(579)

Company · Testing Verified · Old Bridge, NJ · 16 mi

Backflow TestingResidentialEmergency Service
Website
SW
16 mi

Smart Water Backflow

4.2(5)

Company · Kendall Park, NJ · 16 mi

Website
WJ
17 mi

William J. Guarini Inc.

4.5(140)

Company · Jersey City, NJ · 17 mi

Website
JC
17 mi

Jersey City Municipal Utilities Authority

2.8(11)

Company · Jersey City, NJ · 17 mi

Website
AE
17 mi

A1 Excavating & Contracting LLC

4.6(45)

Company · Jersey City, NJ · 17 mi

Website
Domestic Fire Protection LLC backflow testing
17 mi

Domestic Fire Protection LLC

3.3(7)

Company · Jersey City, NJ · 17 mi

Website
SW
18 mi

Sewer Works

5.0(35)

Company · Jersey City, NJ · 18 mi

Website
JH
18 mi

J Hugroy Heating & Plumbing

No reviews yet

Company · Jersey City, NJ · 18 mi

Ecosystems Total Outdoor Solutions - Dover backflow testing
18 mi

Ecosystems Total Outdoor Solutions - Dover

No reviews yet

Company · Dover, NJ · 18 mi

Sprinkler BackflowEmergency Service
Website
MarGo Plumbing Heating Cooling Inc. backflow testing
19 mi

MarGo Plumbing Heating Cooling Inc.

4.9(883)

Company · Cedar Grove, NJ · 19 mi

ResidentialEmergency ServiceSame Day Service
Website
PJ
19 mi

Plumber Jersey City

3.1(7)

Company · Jersey City, NJ · 19 mi

Roto-Rooter Plumbing & Water Cleanup backflow testing
19 mi

Roto-Rooter Plumbing & Water Cleanup

4.8(3,894)

Company · Jersey City, NJ · 19 mi

CommercialResidentialEmergency Service
Website

Frequently Asked Questions About Backflow Testing in Plainfield

Residential tests typically involve a single PVB or DCVA device and are quicker to complete. Commercial properties in Plainfield 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 Plainfield 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 Plainfield, New Jersey 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 Plainfield area.

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 Plainfield 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 Jersey require cross-connection control programs for commercial properties and irrigation systems.

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