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Backflow Testing Services in Franklin Square, New York

Finding a reliable backflow testing professional in Franklin Square, 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 Franklin Square and surrounding communities including Elmont, Hempstead, Valley Stream.

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 Franklin Square 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 Franklin Square 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:
Metropolitan Plumbing & Heating backflow testing
17 mi

Metropolitan Plumbing & Heating

4.0(6)

Brooklyn, NY · 17 mi

CommercialResidential
Website
Hub Plumbing & Heating backflow testing
17 mi

Hub Plumbing & Heating

4.6(52)

New York, NY · 17 mi

CommercialResidentialEmergency Service
Website
Backflow Testing - BackFlow Pro backflow testing
Testing Verified
18 mi

Backflow Testing - BackFlow Pro

5.0(142)

Testing Verified · Brooklyn, NY · 18 mi

Backflow Testing
Website
DEP BACKFLOW backflow testing
Testing Verified
18 mi

DEP BACKFLOW

5.0(24)

Testing Verified · Brooklyn, NY · 18 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
Big Apple Plumbing Corporation backflow testing
18 mi

Big Apple Plumbing Corporation

4.9(43)

Brooklyn, NY · 18 mi

Website
Pro Boyz Drain Cleaning and Plumbing Services Inc. backflow testing
18 mi

Pro Boyz Drain Cleaning and Plumbing Services Inc.

4.8(55)

Yonkers, NY · 18 mi

CommercialEmergency Service
Website
Advanced Plumbing,heating & Sprinkler Corporation backflow testing
18 mi

Advanced Plumbing,heating & Sprinkler Corporation

3.9(15)

Brooklyn, NY · 18 mi

CommercialFree Estimates
Website
24 Seven Plumbing Inc backflow testing
18 mi

24 Seven Plumbing Inc

No reviews yet

Brooklyn, NY · 18 mi

Preventer InstallationCommercialSame Day Service
Website

Frequently Asked Questions About Backflow Testing in Franklin Square

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 Franklin Square 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 Franklin Square 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 Franklin Square 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 Franklin Square with real customer reviews.

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