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Backflow Preventers in Ontario, CA

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91. John Murray Plumbing

John Murray Plumbing

16387 Sierra Hwy, Canyon Country, CA 91351

OPEN 24 HOURS

From Business: Established in 1985, Murray Plumbing is a family-owned and operated company that serves clients in Santa Clarita, Castaic, Val Verde, Aqua Dulce and Acton in California. It is…

YP
53 Years
in Business

92. KJI Plumbing

KJI Plumbing

38904 Sierra Hwy, Palmdale, CA 93550

OPEN 24 HOURS

From Business: *Commercial - Industrial - Restaurant *Restaurant Specialists And Certified Backflow Testing & Repair *Repipe Specialists *New Construction & Remodels AMENITY 24 Hour Emergency…

93. Nir Plumbing & Air Conditioning

Nir Plumbing & Air Conditioning

301 9th St, Redlands, CA 92374

OPEN 24 HOURS

From Business: From new plumbing to repairing old plumbing; fixing your sewer line or taking care of a remodel, NIR does it all. Need an estimate on our customized, preventative repairs or…

94. Rogers Plumbing

Rogers Plumbing

5721 Shirl St, Cypress, CA 90630

OPEN 24 HOURS

From Business: Fire System inspection, testing, maintenance, emergency repair, fire pumps, title 19 inspection, quarterly, annual inspections, installation and design of new fire systems.…

95. Mr. Rooter Plumbing of South San Gabriel

Mr. Rooter Plumbing of South San Gabriel

221 W Pomona Blvd, Monterey Park, CA 91754

OPEN 24 HOURS

From Business: Mr. Rooter® Plumbing of South San Gabriel is your courteous Plumbing Professional with over 50 years of experience handling residential and commercial plumbing services. Our…

YP
55 Years
in Business

96. Angelo Plumbing

Angelo Plumbing

5404 E Beverly Blvd, Los Angeles, CA 90022

OPEN 24 HOURS

"Los Angeles Angelo Plumbing is fabulous. He was very thorough from beginning to end. we used his plumbing services and we are very pleased with his work. His price was very…"

YP
36 Years
in Business

100. All Service Plumbing Drain and Hydro-Jet

All Service Plumbing Drain and Hydro-Jet

5317 Knoxville Ave, Lakewood, CA 90713

OPEN 24 HOURS

From Business: We are a full plumbing service offering drain cleaning, re-piping, gas leak repair, backflow testing and repair, water heaters, tankless water heaters, hydro-jetting,…

101. Compliment Builder

Compliment Builder

2151 McPherson Avenue, Los Angeles, CA 90032

OPEN NOW:6:00 am - 6:00 pm

From Business: Compliment Builder is a full-service construction and remodeling company serving the Los Angeles area. With years of experience, we specialize in a wide range of residential…

103. Robinett Plumbing, Inc

Robinett Plumbing, Inc

4329 Stanbridge Ave, Long Beach, CA 90808

OPEN NOW:9:00 am - 6:00 pm

From Business: Are your drains clogged? Is a dripping faucet driving you nuts? It's time to call the plumber at Robinett Plumbing, Inc. "The Old Plumbing Repair Specialist!"Robinett Plumbing,…

104. A-1 Performance Rooter and Plumbing

A-1 Performance Rooter and Plumbing

4433 E Village Rd, Long Beach, CA 90808

OPEN 24 HOURS

From Business: For over 30 years A-1 Performance Rooter and Plumbing has been servicing Southern California. As a family-owned and operated business, we take pride in establishing lasting…

YP
42 Years
in Business

105. Justin Time Plumbing

Justin Time Plumbing

683 Congress St, Costa Mesa, CA 92627

OPEN 24 HOURS

"Fast and reliable. Great rates and he didn't mind fixing our emergency after hours! We would highly recommend Justintime Plumbing. They even wore booties in my house, very…"

107. Parker Precision Plumbing

Parker Precision Plumbing

35187 Avenue C, Yucaipa, CA 92399

CLOSED NOW:8:00 am - 5:00 pm

From Business: Our locally owned and operated business has proudly served the community for over eight years. We provide various plumbing services for residential, commercial, and industrial…

108. J & D Contractors Inc

J & D Contractors Inc

1806 Gaviota Ave, Long Beach, CA 90806

CLOSED NOW:8:00 am - 5:00 pm

"Had them out yesterday , never heard of them but they are in LB and say they been around for awhile so I called them. It was after hours and I left message with the answering…"

109. Benson Inc Plumbing & Water Heaters

Benson Inc Plumbing & Water Heaters

329 3rd St, Laguna Beach, CA 92651

CLOSED NOW:8:00 am - 5:00 pm

From Business: Look no further, the solution to all your plumbing issues is right here. We work on all makes and models to ensure every home has perfectly functioning plumbing systems. You…

112. KRH Plumbing

KRH Plumbing

40500 Avenida La Cresta, Murrieta, CA 92562

OPEN 24 HOURS

From Business: KRH Plumbing – Reliable, Family-Owned Plumbing Experts for Your Home When plumbing issues arise, you need a team you can trust. KRH Plumbing, a family-operated business based…

YP
10 Years
in Business

113. Flood Brothers Plumbing

Flood Brothers Plumbing

3940 Laurel Canyon Blvd Ste 568, Studio City, CA 91604

"Very good customer service on time very neat and clean"

118. Big B's Plumbing, Electric, Heating & Air

Big B's Plumbing, Electric, Heating & Air

41610 Date St Ste 101, Murrieta, CA 92562

OPEN 24 HOURS

From Business: Big B Home Pro has proudly served the Murrieta area since 2008. We provide expert plumbing, electrical, and HVAC services for homes and businesses that value quality, honesty,…

We found 133 results for Backflow Device Installation Testing And Service in or near Ontario, CA.They also appear in other related business categories including Plumbers, Plumbing-Drain & Sewer Cleaning, and Sewer Cleaners & Repairers. 14 of the rated businesses have 4+ star ratings.


The businesses listed also serve surrounding cities and neighborhoods including South Valley, Garden Grove, and Van Nuys. These businesses offer their services in one-or-more of the following languages: and Spanish.