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Backflow Testing Services in Rubidoux, California

Finding a reliable backflow testing professional in Rubidoux, California is essential for maintaining a safe water supply and staying in compliance with local regulations. Our directory lists 22 backflow testing companies serving Rubidoux and surrounding communities including Riverside, Fontana, Colton.

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 Rubidoux 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 Rubidoux 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:
NIR Plumbing & Air Conditioning backflow testing
Testing Verified
2 mi

NIR Plumbing & Air Conditioning

4.8(161)

Testing Verified · Riverside, CA · 2 mi

Backflow Testing
Website
Rossman Plumbing backflow testing
2 mi

Rossman Plumbing

4.7(148)

Riverside, CA · 2 mi

Emergency Service
Website
Roto-Rooter Plumbing & Water Cleanup backflow testing
4 mi

Roto-Rooter Plumbing & Water Cleanup

No reviews yet

Riverside, CA · 4 mi

CommercialResidentialEmergency Service
Website
Ferguson Waterworks backflow testing
4 mi

Ferguson Waterworks

No reviews yet

Riverside, CA · 4 mi

ResidentialEmergency ServiceFree Estimates
Website
Righty Tighty Plumbing Inc. backflow testing
6 mi

Righty Tighty Plumbing Inc.

No reviews yet

Riverside, CA · 6 mi

CommercialResidential
Website
Jim & Sons Plumbing & Rooter backflow testing
Testing Verified
6 mi

Jim & Sons Plumbing & Rooter

5.0(760)

Testing Verified · Riverside, CA · 6 mi

Backflow TestingCommercialEmergency Service
Website
First Class Plumbing & AC backflow testing
6 mi

First Class Plumbing & AC

4.9(810)

Riverside, CA · 6 mi

CommercialEmergency Service
Website
Mr. Rooter Plumbing of San Bernardino backflow testing
7 mi

Mr. Rooter Plumbing of San Bernardino

4.8(1,356)

Colton, CA · 7 mi

Backflow Testing

Our 20+ year old water heater died on us and had to be immediately replaced. I contacted at least 7 plumbing companies and Mr. Rooter was the only one who had same day availability. Also, the rep…

Read more on Google
Website
Campbell Family Plumbing & Electric backflow testing
7 mi

Campbell Family Plumbing & Electric

4.9(87)

Riverside, CA · 7 mi

CommercialEmergency ServiceSame Day Service
Website
E.R. Block Plumbing Inc. backflow testing
7 mi

E.R. Block Plumbing Inc.

No reviews yet

Riverside, CA · 7 mi

Preventer InstallationPreventer RepairCommercial
Website
LeBlanc Backflow Service backflow testing
Testing Verified
8 mi

LeBlanc Backflow Service

No reviews yet

Testing Verified · Moreno Valley, CA · 8 mi

Backflow TestingPreventer Repair
Website
Pro Backflow Testing Services backflow testing
Testing Verified
8 mi

Pro Backflow Testing Services

5.0(4)

Testing Verified · Rialto, CA · 8 mi

Backflow Testing
Website
Southern California Backflow backflow testing
Testing Verified
8 mi

Southern California Backflow

5.0(5)

Testing Verified · Riverside, CA · 8 mi

Backflow TestingPreventer InstallationPreventer Repair
Website
Dependable Plumber Inc backflow testing
9 mi

Dependable Plumber Inc

No reviews yet

Moreno Valley, CA · 9 mi

CommercialEmergency ServiceSame Day Service
Website
Big Mike's Rooter & Plumbing Company, Inc. backflow testing
10 mi

Big Mike's Rooter & Plumbing Company, Inc.

4.2(95)

San Bernardino, CA · 10 mi

Backflow TestingCommercial

I was told it was going to cost approximately $1000 to replace the shower valve. Big Mike’s came out and found that when the previous plumber changed the stems, he did not replace the seats in the…

Read more on Google
Website
Amazing Force Plumbing & Backflow LLC backflow testing
11 mi

Amazing Force Plumbing & Backflow LLC

5.0(322)

Corona, CA · 11 mi

Backflow TestingPreventer InstallationPreventer Repair

Where do I begin......... Amazing Force Plumbing has provided excellent service for my rental properties as well as my home for the last several years. Kenneth is the owner and he takes pride in…

Read more on Google
Website
Mr. Rooter Plumbing of The Inland Empire backflow testing
11 mi

Mr. Rooter Plumbing of The Inland Empire

4.8(589)

Fontana, CA · 11 mi

Backflow Testing

I recently had a shower valve body replacement done by Hector from Mr. Rooter, and the experience was outstanding. The original valve was seized, and a simple cartridge replacement wasn’t possible…

Read more on Google
Website
Backflow Parts USA backflow testing
12 mi

Backflow Parts USA

4.8(9)

Rancho Cucamonga, CA · 12 mi

Website
All City Plumbing, Air & Electrical backflow testing
12 mi

All City Plumbing, Air & Electrical

No reviews yet

Rancho Cucamonga, CA · 12 mi

Preventer RepairCommercial
Website
Ballard Plumbing Heating & Air Conditioning backflow testing
12 mi

Ballard Plumbing Heating & Air Conditioning

4.9(2,297)

San Bernardino, CA · 12 mi

Backflow Testing

I like Brent he’s funny easy going I felt comfortable with him. He didn’t make me feel pressured into signing anything. If I didn’t understand something he explained it very well. I met Jose he took…

Read more on Google
Website
First Class Plumbing & AC backflow testing
13 mi

First Class Plumbing & AC

No reviews yet

Rancho Cucamonga, CA · 13 mi

CommercialEmergency Service
Website
Basic Backflow backflow testing
Testing Verified
14 mi

Basic Backflow

3.9(12)

Testing Verified · San Bernardino, CA · 14 mi

Backflow TestingPreventer InstallationPreventer Repair
Website

Frequently Asked Questions About Backflow Testing in Rubidoux

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.

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

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