FBT

Backflow Testing Services in Florence-Graham, California

Finding a reliable backflow testing professional in Florence-Graham, California is essential for maintaining a safe water supply and staying in compliance with local regulations. Our directory lists 24 backflow testing companies serving Florence-Graham and surrounding communities including Huntington Park, South Gate, Lynwood.

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 Florence-Graham area.

Most water authorities in California 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 Florence-Graham 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.

14 listed providers

Services:
Mr Fix It Plumbing backflow testing
Testing Verified
10 mi

Mr Fix It Plumbing

No reviews yet

Testing Verified · Long Beach, CA · 10 mi

Backflow TestingCommercial
Website
Ferrari Backflow Inc. backflow testing
Testing Verified
10 mi

Ferrari Backflow Inc.

3.0(2)

Testing Verified · Redondo Beach, CA · 10 mi

Backflow TestingPreventer InstallationCross-Connection Control
Website
CY
Testing Verified
12 mi

Cover Your Brass - Backflow Testing and Backflow Cage Manufacturer

4.8(9)

Testing Verified · Signal Hill, CA · 12 mi

Backflow TestingPreventer InstallationPreventer Repair

Our plumbing company in Orange County Ca needed backflow anti theft cages asap for our customers who had their backflow assemblies stolen. Bill the owner came through for us! The products we…

Read more on Google
Website
A-A Backflow Testing and Maintenance backflow testing
Testing Verified
12 mi

A-A Backflow Testing and Maintenance

3.0(5)

Testing Verified · Torrance, CA · 12 mi

Backflow TestingCross-Connection Control
Website
Atlas Backflow Services - Backflow Testing Los Angeles + Orange County backflow testing
Testing Verified
12 mi

Atlas Backflow Services - Backflow Testing Los Angeles + Orange County

4.9(83)

Testing Verified · Signal Hill, CA · 12 mi

Backflow TestingPreventer RepairCross-Connection Control
Website
Advance Mechanical Contractors backflow testing
Testing Verified
12 mi

Advance Mechanical Contractors

No reviews yet

Testing Verified · Signal Hill, CA · 12 mi

Backflow TestingCommercialResidential
Website
H. L. Moe Co., Inc backflow testing
Testing Verified
13 mi

H. L. Moe Co., Inc

4.8(467)

Testing Verified · Glendale, CA · 13 mi

Backflow TestingCommercialResidential
Website
Pete's Plumbing backflow testing
Testing Verified
13 mi

Pete's Plumbing

No reviews yet

Testing Verified · Signal Hill, CA · 13 mi

Backflow TestingEmergency ServiceSame Day Service
Website
Sunset Plumbing backflow testing
Testing Verified
14 mi

Sunset Plumbing

No reviews yet

Testing Verified · Long Beach, CA · 14 mi

Backflow TestingCommercial
Website
Hydro Backflow backflow testing
15 mi

Hydro Backflow

5.0(2)

Arcadia, CA · 15 mi

Annual Certification FilingCommercialResidential
Website
Los Angeles Plumbing & Backflow backflow testing
Testing Verified
16 mi

Los Angeles Plumbing & Backflow

5.0(3)

Testing Verified · Irwindale, CA · 16 mi

Backflow TestingPreventer InstallationPreventer Repair
Website
Precision Backflow Testing & Repairs backflow testing
Testing Verified
17 mi

Precision Backflow Testing & Repairs

5.0(19)

Testing Verified · La Cañada Flintridge, CA · 17 mi

Backflow TestingPreventer RepairAnnual Certification

Had a great experience with Precision Backflow! I called for information as we were looking for a new backflow testing company-we had a few bad experiences with the company we’d been using. I talked…

Read more on Google
Website
Prevent Backflow & Plumbing Inc. backflow testing
Testing Verified
20 mi

Prevent Backflow & Plumbing Inc.

No reviews yet

Testing Verified · Anaheim, CA · 20 mi

Backflow TestingEmergency Service
Website

Frequently Asked Questions About Backflow Testing in Florence-Graham

Many municipalities in California require annual backflow testing for commercial and residential properties with backflow prevention devices. Your local water authority in Florence-Graham 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 Florence-Graham 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 Florence-Graham with real customer reviews.

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 California 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.

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