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      Backflow Preventers in Diamond Bar, CA

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      1. Backflow Test Pros Los Angeles

      Backflow Test Pros Los Angeles
      310-753-7325Call NowVisit Website
      Directions
      Backflow Prevention Devices & ServicesSprinklers-Garden & Lawn, Installation & ServiceLawn Maintenance

      1150 S Olive St, 10th Floor, Los Angeles, CA 90015

      CLOSED NOW:7:00 am - 8:00 pm

      From Business: As licensed plumbers and certified backflow specialists, Backflow Test Pros Los Angeles is 100% dedicated to ensuring you meet backflow preventer installation testing and…

      YP
      10 Years
      in Business

      3. Backflow Jedi

      Backflow Jedi
      626-517-5820Call Now
      Backflow Prevention Devices & Services

      Montclair, CA 91763

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

      From Business: Backflow Jedi provides one of most reliable plumbing services in Montclair, CA. If you have any questions do not hesitate to call me now! Quality Plumbing Contractor San…

      4. Inland Empire Plumbing & Leak Detection

      Inland Empire Plumbing & Leak Detection
      951-340-3733Call NowVisit Website
      Backflow Prevention Devices & ServicesPlumbersSump Pumps

      Serving the Diamond Bar Area

      OPEN 24 HOURS

      From Business: INLAND EMPIRE water heater experts can install, repair, replace any residential, commercial & industrial water heater. Including all electrical, natural gas, propane, solar &…

      YP
      26 Years
      in Business

      6. Inspection Plus

      Inspection Plus
      714-315-6806Call Now
      Directions
      Backflow Prevention Devices & ServicesInspection ServiceSprinkler Supervisory Systems

      2851 Bedford Ln Apt 77, Chino Hills, CA 91709

      CLOSED NOW:7:00 am - 5:00 pm
      YP
      19 Years
      in Business

      7. Rooter Hero Plumbing

      Rooter Hero Plumbing
      877-646-1611Call Now
      Backflow Prevention Devices & ServicesPlumbers

      Serving the Diamond Bar Area

      OPEN 24 HOURS

      From Business: At Rooter Hero Plumbing, we pride ourselves on providing competitive pricing, quality work and professional service on every plumbing appointment. With 90+ years of plumbing…

      8. Royalty Plumbing Inc

      Royalty Plumbing Inc
      909-559-0968Call NowVisit Website
      Backflow Prevention Devices & ServicesWater HeatersPlumbing-Drain & Sewer Cleaning

      Serving the Diamond Bar Area

      CLOSED NOW:7:00 am - 6:00 pm

      From Business: Install and repair of plumbing faucets, fixtures and systems. Specializing in PEX and Copper Repipes, Slab leak reroutes, PE and HDPE piping. Drain cleanings, water heaters,…

      10. Ace Pelizon Plumbing

      Ace Pelizon Plumbing
      626-331-0701Call NowVisit Website
      Directions
      5.0
      5.0
      Backflow Prevention Devices & ServicesPlumbersPlumbing-Drain & Sewer Cleaning

      138 E Badillo St, Covina, CA 91723

      CLOSED NOW:7:30 am - 4:30 pm

      "They certainly exceeded all my expectations I had for plumbers. They were outstanding, very productive and timely."

      YP
      68 Years
      in Business

      11. Andersen Commercial Plumbing

      Andersen Commercial Plumbing
      909-599-5950Call NowVisit Website
      Directions
      Backflow Prevention Devices & ServicesPlumbersSewer Contractors

      1608 Yeager Ave, La Verne, CA 91750

      OPEN 24 HOURS

      From Business: Founded in 1994, ACP is Southern California’s leading one-stop commercial plumbing provider. ACP and its family of over 200 employees strives to be your single source for all…

      YP
      30 Years
      in Business

      14. Certified Backflow Service

      Certified Backflow Service
      909-606-1100Call NowVisit Website
      Directions
      Backflow Prevention Devices & Services

      16011 Butterfield Ranch Rd Unit 228, Chino Hills, CA 91709

      CLOSED NOW:7:30 am - 6:00 pm

      18. Orange Coast Plumbing

      Orange Coast Plumbing
      714-955-4844Call NowVisit Website
      Directions
      Backflow Prevention Devices & ServicesPlumbersPlumbing-Drain & Sewer Cleaning

      18340 Yorba Linda Blvd Ste 107, Yorba Linda, CA 92886

      OPEN 24 HOURS

      From Business: When you need a plumber in Yorba Linda, count on the professionals at Orange Coast Plumbing. Our company has been serving the city of Yorba Linda for over 40 years with…

      YP
      48 Years
      in Business

      21. Basic Backflow

      Basic Backflow
      909-944-8190Call Now
      Directions
      Backflow Prevention Devices & Services

      10428 Foothill Blvd, Rancho Cucamonga, CA 91730

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

      23. Dakota Backflow Co

      Dakota Backflow Co
      626-447-2210Call NowVisit Website
      Directions
      Backflow Prevention Devices & Services

      10700 Jersey Blvd, Rancho Cucamonga, CA 91730

      CLOSED NOW:8:00 am - 5:00 pm
      YP
      44 Years
      in Business

      29. American Made Plumbing

      American Made Plumbing
      657-632-8881Call NowVisit Website
      Directions
      Backflow Prevention Devices & ServicesPlumbersPlumbing-Drain & Sewer Cleaning

      10890 San Mateo Pl, Rancho Cucamonga, CA 91701

      CLOSED NOW:7:00 am - 5:00 pm

      From Business: Our American-made family-owned plumbing company prides itself on the great American principles of excellence and service! We are a Residential Plumbing Company that can do any…

      YP
      2 Years
      in Business

      30. Cyclone Plumbing USA

      Cyclone Plumbing USA
      714-887-6918Call NowVisit Website
      Directions
      Backflow Prevention Devices & ServicesDrainage ContractorsLeak Detecting Service

      1440 N Harbor Blvd suite 840, Fullerton, CA 92835

      OPEN NOW:12:00 am - 11:59 pm

      From Business: At Cyclone Plumbing USA, we provide 24/7 emergency plumbing services in Orange County, ensuring that your plumbing issues are addressed promptly and efficiently. Our team…

      We found 135 results for Backflow Device Installation Testing And Service in or near Diamond Bar, 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.