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Tankless Water Heater Repair Services in Diamond Bar, CA

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Service Pros

    Rapid Rescue Rooter & Plumbing Logo
    Glendora, CA·

    Tankless Water Heater- Install and Repair, Faucets, Fixtures, and Pipes, Plumbing Repairs , and 5 more

    "Service was fast and quick. Great customer service!"

    Michelle C. in December 2024

    J I G Plumbing Logo
    Chino, CA·

    "Very respectful, clean cut and knowledgeable"

    robert M. in June 2017

    AMZ Plumbing, Inc. Logo
    Ontario, CA·

    Leak Detection, Hydro Jetting, Sewer Line Locating , and 2 more

    "Danny at AMZ was fantastic. He sent a two man crew out and had my hot water heater replaced quickly and cleanly. Great value. Very professional and courteous. I already recommended them to a colleague of mine who hired them as well and they did his hot water heater replacement yesterday. Definitely recommend AMZ, absolutely!"

    Emiko C. in October 2024

    NO
    Santa Ana, CA·

    "I have had work done by this plumber previously. He is always professional, kind, clean and quick to serve. He also explains everything he is doing in a way that I can understand. He does exactly what is needed and offers advice for future prevention."

    Sandy C. in March 2024

    SD
    Irvine, CA·

    Drain Unclogging with camera, Drain Clear Unclogging, Sewer Main Clearing , and 6 more

    "Honor warranty and great customer service."

    Sam L. in September 2024

    MVP Plumbing, Inc. Logo
    Orange, CA·

    Main Sewer: Color Inspection and Line location, Main Sewer: Root Removal Specialist, Underground Water Leaks: Slab Leaks and Re-routes , and 2 more

    "Cesar came out and gave me a quote that would be for the worse scenario to fix the gas leak as the gas company had turned off my gas and we did not know where the leak was from. Once he would start and diagnose the problem, the cost could decrease. He found that the problem was not as bad as thought and the repair price was reduced by 75%. He was completely honest in his pricing. His employees left the place spotless. He was a complete professional and I would highly recommend him and use him again. We had great conversations when the work was being done and we became friends discussing family and work. All work was completed in as scheduled."

    Larry M. in July 2017

    Kings Plumbing & Rooter, Inc. Logo
    Glendale, CA·

    Plumbing

    "Richard fixed the problem quickly and effectively."

    Thomas H. in December 2023

    Lifeline Water Heating Logo
    La Puente, CA·

    Hydronic boilers, Boilers, Pool boilers , and 1 more

    "Fair prices and great quality of work. I received a couple quotes from different plumbing companies to replace my old tank water heater for a new tankless water heater. Most companies were charging an arm and a leg for what I was asking, however lifeline water heating gave me a great price and they included 2 years of free maintenance!! Strongly recommend this company."

    Crystal R. in May 2023

    High Speed Plumbing, Inc. Logo
    Pomona, CA·

    Water Heaters (Regular and Tankless), Water Lines, Sewer Lines , and 2 more

    "Pablo was very professional and courteous. Finished the job with alacrity. Explained everything to me and got my approval beforehand."

    Raymond S. in December 2017

Showing 1-9 of 29 results

How much do tankless water heater repair services typically cost?

  • Diamond Bar, California Average
    $631
  • Typical Range
    $200 - $631
  • Low End - High End
    $95 - $2,100

Related Projects in Diamond Bar, CA

HomeAdvisor Community Rating

Overall Rating:

Diamond Bar Plumbers are rated 4.8 out of 5 based on 1889 reviews of 1889 pros.

The HomeAdvisor Community Rating is an overall rating based on verified reviews and feedback from our community of homeowners that have been connected with service professionals. See individual business pages for full, detailed reviews.


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Things to Consider Before You Hire Someone To Fix a Tankless Water Heater:

What is the problem with your water heater?

  • Little/no hot water
  • Annual maintenance
  • Leaking or cracked pipe
  • Hot water fluctuations
  • Other

What is the heat source for the water heater?

    What kind of location is this?

      Do you provide these professional services?

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      Recent Job Requests for Plumbers in Diamond Bar, CA

      • Project Location: Diamond Bar, CA
        Date: 01/21/24
        Location: Home
        What kind of water heater do you want repaired?: Tankless
        What is the heat source for the water heater?: Natural gas
        Comment: Takagi tankless water heater Model No. AT-K4U-OS-N . Water is not hot at all. Tried to reset several times but would not be able to get the ignition to turn on.

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