Backflow Testing Services in Apex, North Carolina
Finding a reliable backflow testing professional in Apex, North Carolina is essential for maintaining a safe water supply and staying in compliance with local regulations. Our directory lists 22 backflow testing companies serving Apex and surrounding communities including Cary, Holly Springs, Raleigh.
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 Apex area.
Most water authorities in North Carolina 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 Apex 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
Modern Plumbing and Backflow
Testing Verified · Raleigh, NC · 11 mi

Shelton Plumbing Co
Testing Verified · Durham, NC · 12 mi
William Parrish Plumbing
Testing Verified · Raleigh, NC · 13 mi

ARBOR PLUMBING & NC BACKFLOW
Testing Verified · Garner, NC · 13 mi
“Michael came highly recommended. I reached out to him and he was polite and professional. Michael first came to do a reconnect of 3 toilets after we installed flooring throughout the home. He was on…”
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Pipe Techs Plumbing LLC
Testing Verified · Raleigh, NC · 13 mi

Triangle Backflow, Heating & Air
Testing Verified · Chapel Hill, NC · 13 mi
“UPDATE: Once again, Mohammed came to the rescue. I called him with an emergency (backflow device froze/cracked) and he was able to order the part and install the new device within 24 hours of my…”
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Greenway Irrigation
Testing Verified · Durham, NC · 14 mi
“I recently had Greenway Irrigation turn on my sprinkler system for Spring. Anthony, I was told is the supervisor, and Michael, is a trainee, showed up for the service. Michael, even though a trainee…”
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PlumbV Inc.
Testing Verified · Durham, NC · 16 mi
“My experience with PlumbV has been very good so far, even though the team which came to clear out my kitchen drain was not successful yet! I called early Monday morning and was able to make an…”
Read more on GoogleCity of Raleigh Hydrant Meters
No reviews yet
Testing Verified · Raleigh, NC · 16 mi
CK's Plumbing & Backflow, LLC
Testing Verified · Raleigh, NC · 16 mi
Cross Connection Control Inspector
No reviews yet
Testing Verified · Durham, NC · 18 mi
Roto-Rooter Plumbing & Water Cleanup
Durham, NC · 18 mi

Jordan Plumbing and Maintenance, LLC
Testing Verified · Durham, NC · 20 mi
Helpful resources
Frequently Asked Questions About Backflow Testing in Apex
Backflow testing in Apex, North Carolina 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 Apex 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 Apex 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 North Carolina require cross-connection control programs for commercial properties and irrigation systems.
Many municipalities in North Carolina require annual backflow testing for commercial and residential properties with backflow prevention devices. Your local water authority in Apex 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 Apex 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.
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