Tankless Water Heater Services in Orange County

Is your traditional water heater causing headaches with inconsistent hot water or sky-high energy bills? Our expert tankless water heater services provide endless hot water on demand while reducing your energy costs.

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Complete Tankless Water Heater Solutions

New Tankless Installation

Professional installation of high-efficiency tankless water heaters customized to your home's specific needs. We help you select the perfect unit size and ensure proper installation for optimal performance and maximum energy savings.

Tankless Water Heater Repairs

Fast, reliable repairs when your tankless unit isn't performing at its best. Our experienced technicians quickly diagnose and fix issues like mineral buildup, ignition failures, or water pressure problems to restore your hot water supply.

Preventive Maintenance

Regular maintenance service to prevent unexpected breakdowns and extend your unit's lifespan. We thoroughly clean, inspect, and tune up your tankless system to maintain peak efficiency and catch potential issues early.

Emergency Service

24/7 emergency response when you need immediate assistance with your tankless water heater. Our team provides rapid solutions to urgent problems like no hot water or system shutdowns.

years of experience

Happy Customers

Completed Jobs

Process

What Happens When you Call Us?

We've developed a streamlined approach to ensure you receive exceptional tankless water heater service with minimal disruption to your daily routine.

Initial Assessment

Our licensed technician performs a thorough evaluation of your current setup or issue, explaining their findings in clear terms you can understand.

Clear Solutions & Pricing

We provide detailed recommendations and upfront pricing for all service options, ensuring you can make an informed decision with no surprise costs.

Expert Service Delivery

Our skilled technicians complete the necessary work efficiently and professionally, testing the system thoroughly to ensure everything works perfectly.

Ready for us to help?

We offer you quality plumbing services at affordable prices. And we're available 24/7!

Why Us

Quality Service from a Company You Can Trust

With decades of experience in tankless water heater services, we're Orange County's trusted choice for reliable, professional plumbing solutions.

Licensed and Insured Experts

Our technicians undergo rigorous training and certification specifically for tankless systems, ensuring you receive the highest quality service for your investment.

Premium Parts & Equipment

We exclusively use industry-leading tankless water heater components and top-tier replacement parts backed by extensive manufacturer warranties. This commitment to quality materials ensures your system performs reliably for years to come.

Transparent, Upfront Pricing

No hidden fees or surprise charges. We provide competitive and fair prices for the high-quality service we deliver.

Testimonials

Hear from our satisfied Customers

""I have been using Doheny Plumbing for many years. They are extremely reliable and honest. I would highly recommend this plumbing company. Always a pleasure to work with.

Steve H.

"I would definitely recommend this company and I sincerely hope that if I need their assistance, that they consider sending JT again. A great guy who did a great job."

John T.

"Fantastic customer service. Great communication. Doheny went above and beyond to address our water heater issue and coordinate with the restoration company. Highly recommend this company!"

Hedger H.