As property owners in Los Angeles, CA, you may be considering upgrading your current water heating system to a more energy-efficient and convenient solution. Tankless water heaters, also known as on-demand or instantaneous water heaters, offer numerous benefits compared to conventional tank-style units. At John’s Plumber, we specialize in the installation, maintenance, and repair of tankless water heater systems for both residential and commercial properties in Los Angeles, CA, helping our clients save money on energy bills and enjoy the comfort of an endless hot water supply.

In this comprehensive blog post, we will delve into the many benefits of tankless water heaters, including their energy efficiency, space-saving capabilities, and lower environmental impact. We’ll also discuss factors to consider when choosing the right tankless water heater for your property, maintenance guidelines for ensuring optimal performance, and how the experienced team at John’s Plumber can assist you in selecting, installing, and maintaining the perfect tankless water heater system for your needs.

By understanding the advantages of tankless water heaters and how they can enhance your home or business’s comfort and efficiency, you can make informed decisions to upgrade your property’s water heating system, optimize energy usage, and minimize environmental impact.

Energy Efficiency and Cost Savings

One of the most significant selling points of tankless water heaters is their superior energy efficiency compared to traditional tank-style water heaters. Tankless systems heat water on demand, meaning they only consume energy when hot water is needed. In contrast, conventional water heaters continuously heat and store water in a large tank, wasting energy in the process. By eliminating standby heat loss, tankless water heaters can save you up to 50% on your energy bills, depending on your usage habits.

Space-Saving Design

Another key advantage of tankless water heaters is their compact size. Traditional tank-style water heaters often take up a considerable amount of space due to their bulky tank design. On the other hand, tankless units can be easily mounted on a wall or installed in a tight closet, freeing up valuable floor space in your home or business. This feature is particularly beneficial for property owners in Los Angeles, where space is often at a premium.

Endless Hot Water Supply

Say goodbye to cold showers or running out of hot water during peak usage times. Tankless water heaters heat water as it flows through the unit, providing an endless supply of hot water for your home or business. This continuous flow eliminates the need to wait for a tank to refill and reheat, making it ideal for large families or businesses with high hot water demand.

Longer Lifespan and Lower Environmental Impact

Tankless water heaters typically have a longer lifespan than conventional tank-style units, with some models lasting up to 20 years or more with proper maintenance. This extended life can save you money on replacement costs over time. Additionally, tankless systems produce fewer greenhouse gas emissions due to their energy-efficient operation, contributing to a reduced environmental impact.

Factors to Consider When Choosing a Tankless Water Heater

Before committing to a tankless water heater system, it’s important to consider certain factors to ensure you’re selecting the best unit for your needs:

1. Fuel Type: Tankless water heaters are available in both gas and electric models. Gas units may require venting and are generally more powerful, while electric models may have lower installation costs.

2. Size and Flow Rate: Ensure the tankless water heater you choose is capable of providing the necessary flow rate to meet your property’s hot water demand. Flow rate is measured in gallons per minute (GPM) and is influenced by factors such as fixture and appliance count, as well as regional climate.

3. Energy Efficiency: Look for models with high energy efficiency ratings, such as those certified by ENERGY STAR, to optimize energy savings and reduce environmental impact.

4. Professional Installation: For optimal performance and safety, it’s essential to have your tankless water heater installed by a licensed and experienced plumber, like the team at John’s Plumber.

Maintenance Guidelines for Tankless Water Heaters

To ensure the longevity and optimal performance of your tankless water heater, follow these recommended maintenance guidelines:

1. Regular Inspections: Schedule annual inspections of your tankless system by a professional plumber to check for potential issues and ensure it’s functioning correctly.

2. Flush the System: To remove sediment and mineral buildup, it’s essential to flush your tankless water heater system annually, or more frequently if you have hard water.

3. Clean the Air Filter and Vent: Keep your tankless unit operating efficiently by cleaning its air filter and vent periodically to prevent blockages or restricted airflow.


Upgrading to a tankless water heater in Los Angeles can significantly enhance your home or business’s comfort, efficiency, and cost savings. With numerous benefits, such as energy efficiency, space savings, and an endless hot water supply, tankless systems are an excellent investment in your property. Trust the experienced team at John’s Plumber to provide professional installation, maintenance, and repair services for your tankless water heater, ensuring optimal performance and longevity.

Are you interested in upgrading your Los Angeles home or business’s water heating system to a tankless water heater? Contact the experts at John’s Plumber today to schedule a consultation and learn how our professional installation and maintenance services can help you enjoy the numerous benefits of a tankless water heating system. Let us assist you in making the switch to a more energy-efficient and cost-effective water heating solution.

Our Team


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Our water heater began spewing water this morning.  John was the first plumber in the area to answer my call, and was able to get to my house within 10 minutes of the call.  He fixed the problem promptly and for what seemed to be a reasonable price.  He was friendly and informative.  I will definitely call John again and will recommend him to neighbors.  Thanks, John!
-Caitlin R


John has done numerous plumbing projects around my house and has always done excellent work.  He's quick to respond to my inquiry's and even replaced my water heater on a Sunday.  Most recently, I had him install a water purification system and new faucet.  His prices are reasonable and he will continue to be my go-to plumber.
-Rachel R.

Very helpful guy, thank you for the quick service and low service fee 🙂 Job well done.
-Sandra F.


These guys are the best! If you're looking for a legit plumber, call John's Plumbing & Drain Services in Atwater Village. Fairest price, honest and very knowledgeable!
-Ashley C.

Project: Install a Tankless Water Heater System

Comments: john and company were very efficient. they took their time and got the job done right. they replaced my standard water heater with a rinnai tankless water heater. while they were here, I also had them install a earthquake shut-off valve. great job at a reasonable price. I am keeping john as our regular plumber for the future.
Sergio S. in La Crescenta, CA

Project: Install, Repair or Replace Plumbing or Fixtures

Comments: My tenant is happy so I am happy. John was very patient with me and explained everything before he did the job. Very nice over the phone and I will use him again for future plumbing needs.

 Marilyn L. in Pasadena, CA

Project: Install, Repair or Replace Plumbing or Fixtures

Comments: I am very pleased. I've had John do the top priority job of repairing a leaking drainpipe and his work looks to be top notch. I'm definitely thinking of using him for the larger job of repiping the whole house (replacing the failing M-type copper with L-type). And again, John's bid is within my budget considerations. Highly recommended.

Homeowner in Glendale, CA

Project: Install or Replace a Water Heater

Comments: John was great. He gave me options and worked with me to find a solution that worked within my budget. Very professional. I will definitely use him again for any plumbing issues.

Laura W. in South Pasadena, CA

Project: Install or Replace a Water Heater

Comments: John was very responsive to my initial call, showed upon time and did excellent work at a fair price to replace my water heater. I highly recommend him and I plan to use him for future plumbing needs

Gary P. in Sherman Oaks, CA

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Comments: We had them run a snake from our sewer line out to the street, as we have lots of trees with roots that sometimes get into the line. They came as scheduled, did a great job and the price was as quoted.

Colleen L. in Pasadena, CA


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John's Plumbing & Drain Services

3847 Brunswick Avenue, LA, Ca, 90039

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