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Tankless Water Heaters installed by the Pros
(Serving Los Angeles, Ventura, and Orange Counties)

If you’re looking to install a new Rinnai tankless water heater, you’ve come to the right place. Upon scheduling an appointment for a free estimate, our technician will survey the job site and recommend a tankless system based on your specific needs, as well as the layout of your home. Any questions or concerns will also be addressed at this time. Keep in mind we are Rinnai Tankless Water Heater specialists so you’re in good hands from here on out. We also perform repairs and full service on previously installed Rinnai tankless units. Call 866-405-2378 to schedule an appointment and you will be greeted by a friendly water heater expert. We thank you very much for visiting our site and hope to see you soon.

  • 1-2 Showers
  • Max BTU 120K
  • 5.3 GPM
  • 2-3 Showers
  • Max BTU 157K
  • 8.0 GPM
  • 2-3 Showers
  • Max BTU 180K
  • 7.5 GPM
  • 3-4 Showers
  • Max BTU 199K
  • 9.4 GPM
  • 3-4 Showers
  • Max BTU 199K
  • 9.8 GPM

Cost of a Tankless Water Heater

$150 Instant Rebate OfferThe cost of a tankless water heater including the installation will vary depending on a few factors:

Besides these factors, the layout of your home will also play a role in determining a complete materials list and ultimately the price of a tankless system. For average size homes, 1 to 3 bathrooms, the cost for a complete installation will usually range between $2000 and $2700, with all of the above information taken into consideration. Larger homes may be higher but there are usually installation options for every house. Also, there are currently buying incentives, such as So Cal Gas Company rebates and Federal tax credits. Call us to have a tankless water heater expert provide you with a free estimate at 866-405-2378.

Rinnai Repair & Service Specialists

If all you need is a repair or service on your existing Rinnai tankless water heater, you've come to the right place. Best Choice Water Heaters is certified and authorized to work on all Rinnai tankless products. We also provide a maintenance program which involves flushing the heater exchanger with a descaling solution and cleaning the pre-filter.

Bosch Tankless Water Heater Repair in Los Angeles
Bosch Tankless Water Heater Repair in San Fernando Valley home

Is your current tankless not producing hot water? Or is it only working intermittently and displaying an error code? Whatever your problem happens to be, a highly trained tankless technician will perform a series of tests on the unit to determine the root of the problem and then direct you to the correct course of action. Call 866-405-2378 to schedule an appointment.

So Why Choose Us to Install Your Rinnai Tankless Water Heater?

With so many plumbing contractors in the marketplace, choosing the right one may seem like a difficult task in itself. Well we don't think it has to be. Here are some reasons why we are the best choice for you:

Bosch Tankless Water Heater Repair in Los Angeles
Bosch Tankless Water Heater Repair in San Fernando Valley home

Benefits of Going Tankless

There are many benefits to going tankless:

How Does a Tankless Water Heater Work

Tankless diagram

  1. A hot water tap is turned on.

  2. Water enters the heater.

  3. The water flow sensor detects the water flow.

  4. The computer automatically ignites the burner.

  5. Water circulates through the heat exchanger.

  6. The heat exchanger heats the water to the designated temperature.

  7. When the tap is turned off, the unit shuts down.


24 Hour Emergency Service and Same Day Service

Best Choice Water Heaters came through for my family when our traditional water heater flooded our garage during the holidays. Their recommendation to install a Tankless Water Heater was the best advice we could have been given.

- Roger Doumanian

Call 866-405-2378 to schedule your appointment.
Choose the Pros!

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