Water Heater Replacement & Installation in Orange County

As Orange County’s certified installers, we custom-size and install the perfect tank or tankless unit to maximize your home’s comfort and lower energy costs.

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Water Heater Replacement & Installation
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Your Hot Water Upgrade Starts with Expert Advice

Replacing a water heater is an important choice that impacts comfort, safety, and energy use. At KCB Plumbing, we guide you from diagnosis to installation with honest, expert advice.

Whether you need a high-efficiency tank or a modern tankless system, our team helps you choose the best fit for your home. Serving homeowners across Orange County, CA, we deliver reliable, long-lasting water heater solutions.

Professional water heater installation service
Fast Service

Not Sure Which Water Heater Is Right for You?

Talk with Orange County’s trusted plumbing experts for honest recommendations, accurate sizing, and professional installation, so you get the perfect system for your home.

Expertise

Why KCB Plumbing Is the Smart Investment

Certified expertise. Proven efficiency. Guaranteed protection.

KCB Plumbing technician with satisfied customer

Certified Tankless Specialists

Our technicians are factory certified by Rinnai and Noritz to install high-efficiency systems with precision for peak performance and maximum savings.

Maximized Energy Efficiency

Professional installation and proper sizing ensure your system runs at top efficiency, reducing utility costs and delivering reliable hot water every day.

Industry-Leading Warranties

Each installation includes KCB Plumbing’s labor warranty and full manufacturer coverage for complete peace of mind from day one.

Ready for reliable hot water?

Experience the KCB Plumbing difference with professional, fast, and efficient water heater services.

Choosing Your Ideal System

Find the best water heater for your home’s comfort, efficiency, and budget.

Traditional tank water heater system installed

Traditional Tank Water Heaters

A trusted classic for reliability and value. Tank water heaters store hot water for quick, consistent access, ideal for families or homes with steady water use.

Key Benefit:

Lower upfront cost for budget-conscious replacements

Proven performance and easy maintenance

Fast installation and dependable hot water supply

Wall-mounted tankless water heater installation

Tankless Water Heater Installation

Upgrade to the next generation of hot water technology. Tankless systems heat water on demand, offering endless hot water, reduced energy use, and compact design for modern homes.

Key Benefits:

20+ year lifespan with proper maintenance

Up to 40% energy savings compared to standard tanks

Endless hot water and a space-saving design

Process

The KCB Certified Installation Process

At KCB Plumbing, every water heater installation follows a proven four-step process to ensure precision, safety, and long-term reliability. From start to finish, your system is installed the right way by licensed professionals who take pride in their work.

01

Consultation & Sizing

We assess your home’s hot water needs, space, and budget to recommend the ideal system for efficiency and comfort.

02

Removal & Site Preparation

We remove your old water heater safely and prepare the area, completing any needed adjustments for proper fit and compatibility.

03

Code-Compliant Installation

Our certified technicians install your new system to manufacturer standards and Orange County plumbing codes for safety and performance.

04

Testing, Calibration & Warranty

We test your system for perfect operation, walk you through features, and include full coverage with the KCB Labor Warranty and manufacturer protection.

Fast Service

Ready for reliable hot water?

Experience the KCB Plumbing difference with professional, fast, and efficient water heater services.

Frequently Asked Questions

Common questions our Orange County neighbors ask about water heater replacement & installation services

How long does the installation process take?

Most standard replacements take 3 to 5 hours from start to finish. Tankless conversions can take longer (4–8 hours), depending on site complexity.

How long will the new water heater last?

A new traditional tank unit lasts 10–15 years. A tankless unit, with proper maintenance, can easily last 20+ years.

Do you haul away the old unit?

Yes, the removal, cleanup, and responsible disposal of your old water heater are always included in our installation quote.

What size water heater do I need for my home?

The right size depends on household size, hot water usage, and peak demand. We evaluate your needs to recommend a properly sized unit that delivers consistent hot water without wasting energy.

Can I switch from a tank water heater to a tankless system?

Yes, many homes can be converted to tankless. Some upgrades may be required for gas lines, electrical capacity, or venting, which we’ll review before installation.