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Professional Tankless Water Heater Replacement in Irvine, California - Continuous Hot Water On Demand

Upgrade to a tankless water heater for on-demand hot water, long-term savings, and lasting reliability

Elder & Young Plumbing

Elder & Young Plumbing

Sick of cold showers because your old water heater can’t keep up?. That old tank system might be draining both your wallet and your patience. This is the best time to switch to a modern tankless water heater and enjoy instant hot water.

At Elder & Young Plumbing, we specialize in tankless water heater installation and replacement in Irvine, California. We work with premium tankless brands including Rinnai, Navien, Noritz, and Takagi – ensuring top-tier performance and reliability.

Tankless water heaters heat water on demand, giving you endless hot water whenever you need it and saving you up to 30 percent on energy costs. They save space, reduce maintenance needs, and outlast traditional tank-style heaters by years.

No matter the size of your home or your hot water needs, we deliver a seamless installation experience backed by our satisfaction guarantee.

Call (714) 464-7889 or Book Online now for a free estimate and expert installation.

Why Homeowners in Irvine Are Switching to Tankless Water Heaters

Intelligent heating, everyday comfort, and big savings over time

A tankless water heater isn’t just a comfort upgrade, it’s a smart, energy-saving investment. Unlike traditional tanks that keep reheating water all day, tankless units heat only what you need, when you need it.

These are the main benefits that make homeowners switch to tankless water heaters.

  • Endless Hot Water – Perfect for large families, back-to-back showers, and busy households
  • Smart Energy Savings – Stop wasting energy reheating water all day and start saving immediately
  • Small Footprint – Tankless units take up a fraction of the space of old tank water heaters
  • Longevity – Engineered to outlast standard water heaters by nearly double
  • Better-Tasting Hot Water – Tankless systems eliminate stagnant water and mineral buildup
  • Eco-Friendly – Lower energy use means a smaller carbon footprint and cleaner operation

No matter your water heating issue, Elder & Young Plumbing can install a high-efficiency tankless system tailored to your home and usage.

We also offer expert installation for conventional tank water heaters.

Current Special Offers

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Water Heater Repair and Replacement

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$75 OFF Tankless Water Heater Installation

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Call us now at (714) 464-7889 today to schedule your Copper Repipe in Irvine, California. We'll be out to help quickly!

Discover the key indicators it’s time to upgrade and the benefits that start on day one

Here are the common signs you might need a new tankless or upgraded water heater.

  • Uneven or unreliable water temperature from room to room
  • Signs of moisture or corrosion at the base of your current heater
  • Your traditional tank water heater is over a decade old
  • Your water heater can’t keep up with your household demand
  • Your energy costs are creeping higher each month
  • Planning a remodel or new addition that increases hot water demand
  • You’re ready to switch from inefficient tank systems

Every installation begins with a full inspection of your home’s plumbing, gas, and vent systems to guarantee a safe, compliant fit.

We’ll guide you in selecting the perfect system to match your home’s size and demand.

When the new system is installed, we run full performance checks and make sure you know how to use it efficiently.

Experience limitless hot water, lower energy bills, and total peace of mind.

Frequently Asked Questions

Do you service what you install

Absolutely. We provide annual descaling, maintenance, repairs, and priority support for our customers across Orange County.

What warranties do I get

Manufacturer warranties vary by model. We register your unit and include our written workmanship warranty plus the No Cold Shower Guarantee.

What size tankless do I need

We calculate flow rate and temperature rise based on your fixtures and usage patterns. The goal is simple – hot showers and laundry at the same time without dropouts.

Do you replace tank models with tankless

Yes. We convert from tank to tankless, upgrade gas lines if required, add proper venting, and handle permits and haul away.

What brands do you install

We service and replace most major brands – Navien, Noritz, Rinnai, Takagi, Rheem, AO Smith. We recommend models based on your home, water quality, and budget.

Will my gas line need to be upsized

Sometimes. We measure gas demand for your appliances and confirm venting and combustion air. If an upgrade is needed, we handle it the right way so performance is never compromised.

Our Hot Water Guarantee

Your tankless water heater will be installed or replaced to the highest standard, tested for perfect operation, and guaranteed to function properly. If your new system fails due to our workmanship, we will return promptly, fix the issue, and cover all labor and materials at our expense during our workmanship warranty period. No cold showers, no hidden costs - just reliable, efficient hot water you can trust.

Call us now at (714) 464-7889 today to schedule your Copper Repipe in Irvine, California. We'll be out to help quickly!

CUSTOMER RATINGS & REVIEWS

Don't take our word for it. Here are some recent reviews shared by satisfied customers. After we help you, we'd love to get a rating and review from you and add you to this list!

Chårlene Låsiter

Chårlene Låsiter

Garden Grove, CA

"Eric is a very hard worker. He's honest, efficient and clean. Most importantly, he handled our plumbing projects and made sure the job is done right. GREAT MAN!"

john_kirker

John Kirker

Tustin, CA

"I highly recommend Elder & Young Plumbing as my top rated choice. We punctured a pipe during a remodel. E&Y was out in a jiffy to solve the problem so that we could continue our project."

tyler_w

Tyler W.

Newport Beach, CA

"A pleasure to find a friendly professional that has your safety and well being in mind for the water heater.  Advises what needs attention and what can wait!"

How can we help you get the job done right?

We love helping our clients and we're here to help you with your plumbing needs, 24/7. We want to be there for all of your plumbing problems no matter what time it is! We know that everyone deserves peace of mind when they call someone in for work around their home or business property so don't hesitate any longer before picking up the phone and giving us a call - let's get started right away!