Tankless Water Heater Installation

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Traditional & Tankless Hot Water Heater Solutions

The cost of a brand-new water heater unit can vary widely depending on the type & size (in gallons) of the water heater. This can vary considerably between the two types of water heaters; traditional tank & tankless. In addition, there are several other factors that can affect the overall cost of a tankless water heater installation or replacement:

  • What’s the Difference Between a Traditional Tank Water Heater & a Tankless Water Heater in San Fernando Valley: A traditional tank water heater stores gallons of water, so heated water is always available. A tankless water heater will heat up water on-demand, which will save you money in energy costs down the road. Tankless water heaters also save space, so they’re much easier to install in a convenient location within your home.
  • Is Gas or Electric a Better Fuel Source for San Fernando Valley Homes: This decision can be heavily dependent on your geographic location & local natural gas and electricity costs. However, it’s generally a bit more expensive for a gas water heater than an electric water heater.
  • What Size Tankless Water Heater Does Your Home Need: Tankless-style water heaters units are measured in gallons per minute in reference to on-demand flow rate, and commonly range from 4- to 8-gallons per minute. Keep in mind, the larger the tank, the more costly it will be for the unit itself & the heating costs. Let the plumbing experts at CastleWorks Water Heaters of San Fernando Valley help you decide which option is best for your home with an installation evaluation & cost estimate today!

No matter what your hot water needs are, our expert San Fernando Valley plumbers will determine the best tankless water heater type & size for you, with professional advice on your installation before any work is done. You’ll know exactly what solution is best & most affordable for your new tankless water heater; that’s our guarantee.

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Excellent1742 reviews
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Tara Roberts
9 November 2026
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Justin and David were kind and efficient!!!
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Laura Block profile picture
Laura Block
7 November 2026
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Justin and David were amazing. They completed the work to replace our water heater promptly and were professional.
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Ken Zamora
28 October 2026
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Timely, knowledgeable and professional.
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jackee rico
26 October 2026
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Christopher Beauvoir was our technician. He was very knowledgeable and professional.
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Sunya Felburg
21 October 2026
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Christopher Beauvoir did an outstanding job.
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Ed Brown
14 October 2026
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Quick and courteous response, plus my 10 year old service records from a company Castleworks acquired! Salvador, the technician, was personable, worked quickly, explained paperwork, options, and maintenance recommendations, and left no waste.
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Vanja Srdic
8 October 2026
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We had an emergency water leak. Company responded quickly by sending one of their plumbers/technicians in an hour - Salvador Vidales was great, very knowledgeable, extremely professional and honest, I would strongly recommend his service. Thank you!
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James Houng profile picture
James Houng
7 October 2026
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Chris B. Is the tech - he is professional and quick - clean and clear all parts and answer all questions - thank you!
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Danielle Stahler
23 September 2026
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This is our second huge projects with Castleworks. Justin went above & beyond, not only making what could have been a huge issue. He figured out the best way to do do with a very minimal amount of holes in walls. He did the work quickly & despite the very small holes needed to connect the pipes, he made it all look like a work of art. I highly recommend recommend the company for any plumbing needs & a special shout out to Justin
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alice engelmann
22 September 2026
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Excellent technician, clean, professional and focused. He provided customer education when all was done and answered all pre- work questions as well. Represented your company well. In

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